document.write( "Question 1172706: As part of your retirement plan, you have decided to deposit $6,000 at the beginning of each year into an account paying 5% interest compounded annually. (Round your answers to the nearest cent.)\r
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document.write( "How much (in $) would the account be worth after 10 years? \n" );
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Algebra.Com's Answer #850808 by CPhill(1987) You can put this solution on YOUR website! Certainly! Let's break down how to calculate the future value of your retirement account.\r \n" ); document.write( "\n" ); document.write( "**Understanding the Problem**\r \n" ); document.write( "\n" ); document.write( "This is an example of an annuity due, where payments are made at the beginning of each period.\r \n" ); document.write( "\n" ); document.write( "**Formula**\r \n" ); document.write( "\n" ); document.write( "The formula for the future value (FV) of an annuity due is:\r \n" ); document.write( "\n" ); document.write( "FV = P * [((1 + r)^n - 1) / r] * (1 + r)\r \n" ); document.write( "\n" ); document.write( "Where:\r \n" ); document.write( "\n" ); document.write( "* P = periodic payment ($6,000) \n" ); document.write( "* r = annual interest rate (5% or 0.05) \n" ); document.write( "* n = number of years (10)\r \n" ); document.write( "\n" ); document.write( "**Calculation**\r \n" ); document.write( "\n" ); document.write( "1. **Plug in the values:** \n" ); document.write( " FV = 6000 * [((1 + 0.05)^10 - 1) / 0.05] * (1 + 0.05)\r \n" ); document.write( "\n" ); document.write( "2. **Calculate (1 + 0.05)^10:** \n" ); document.write( " (1.05)^10 ≈ 1.62889462678\r \n" ); document.write( "\n" ); document.write( "3. **Calculate ((1 + 0.05)^10 - 1):** \n" ); document.write( " 1.62889462678 - 1 ≈ 0.62889462678\r \n" ); document.write( "\n" ); document.write( "4. **Divide by 0.05:** \n" ); document.write( " 0.62889462678 / 0.05 ≈ 12.5778925356\r \n" ); document.write( "\n" ); document.write( "5. **Multiply by 6000:** \n" ); document.write( " 12.5778925356 * 6000 ≈ 75467.3552136\r \n" ); document.write( "\n" ); document.write( "6. **Multiply by 1.05:** \n" ); document.write( " 75467.3552136 * 1.05 ≈ 79240.7229743\r \n" ); document.write( "\n" ); document.write( "7. **Round to the nearest cent:** \n" ); document.write( " $79,240.72\r \n" ); document.write( "\n" ); document.write( "**Answer**\r \n" ); document.write( "\n" ); document.write( "The account would be worth approximately $79,240.72 after 10 years. \n" ); document.write( " \n" ); document.write( " |