document.write( "Question 1100176: Find the middle term of the progression 4,9,14.... 104... \n" ); document.write( "
Algebra.Com's Answer #714662 by josgarithmetic(39630)\"\" \"About 
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\"4%2B5x=104\"\r
\n" ); document.write( "\n" ); document.write( "\"5x=100\"\r
\n" ); document.write( "\n" ); document.write( "\"x=20\"\r
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\n" ); document.write( "\n" ); document.write( "The sequence has 21 terms. Middle term is at index 11.
\n" ); document.write( "\"4%2B%2811-1%295\"
\n" ); document.write( "\"4%2B10%2A5\"
\n" ); document.write( "\"highlight%2854%29\"\r
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\n" ); document.write( "\n" ); document.write( "Also, \"%284%2B104%29%2F2=108%2F2=54\", average of first and last terms of sequence.
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