document.write( "Question 1088938: $3000 was invested:\r
\n" ); document.write( "\n" ); document.write( "Karen invests the money in a 3 year fixed term investment account paying 4.8% interest compounding quarterly. She withdraws her money after 3 years.
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Algebra.Com's Answer #703252 by Theo(13342)\"\" \"About 
You can put this solution on YOUR website!
f = p * (1 + r) ^ n\r
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\n" ); document.write( "\n" ); document.write( "f is the future value
\n" ); document.write( "p is the present value
\n" ); document.write( "r is the interest rate per time period
\n" ); document.write( "n is the number of time periods.\r
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\n" ); document.write( "\n" ); document.write( "time period could be years, months, days, weeks.
\n" ); document.write( "it's the time period that the interest that you earn is compounded.\r
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\n" ); document.write( "\n" ); document.write( "rate = annual rate divided by compounding periods per year.
\n" ); document.write( "n = the number of years times the compounding periods per year.\r
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\n" ); document.write( "\n" ); document.write( "rate = rate percent divided by 100.\r
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\n" ); document.write( "\n" ); document.write( "in your problem.\r
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\n" ); document.write( "\n" ); document.write( "p = 3000
\n" ); document.write( "f = what you want to find.
\n" ); document.write( "r = 4.8% / 4 / 100 = .012 per quarter
\n" ); document.write( "n = 3 * 4 = 12 quarters\r
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\n" ); document.write( "\n" ); document.write( "the formula becomes:\r
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\n" ); document.write( "\n" ); document.write( "f = 3000 * (1 + .012) ^ 12 = 3461.683873\r
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\n" ); document.write( "\n" ); document.write( "use a time value calculator and you'll get the same thing.\r
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\n" ); document.write( "\n" ); document.write( "one such calculator can be found at https://arachnoid.com/finance/\r
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\n" ); document.write( "\n" ); document.write( "you enter:\r
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\n" ); document.write( "\n" ); document.write( "present value = 3000
\n" ); document.write( "future value = 0 or blank
\n" ); document.write( "number of periods = 3 * 4 = 12
\n" ); document.write( "payment amount = 0
\n" ); document.write( "interest rate per time period % = 4.8 / 4 = 1.2
\n" ); document.write( "payment at end\r
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\n" ); document.write( "\n" ); document.write( "you make your entries and then select FV and the calculator tells you what the future value is.\r
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\n" ); document.write( "\n" ); document.write( "it will tell you that the future value is -3461.68.\r
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\n" ); document.write( "\n" ); document.write( "this agrees with what i calculated above.\r
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\n" ); document.write( "\n" ); document.write( "note that the calculator uses rate percent rather than rate.
\n" ); document.write( "this means 4.8/4 instead of 4.8 / 400
\n" ); document.write( "note that future value will show up as negative since present value was entered as positive.\r
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\n" ); document.write( "\n" ); document.write( "i would have shown you a picture but my website is down at this time.\r
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\n" ); document.write( "\n" ); document.write( "you can do the calculations yourself and see what i mean.\r
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