document.write( "Question 1117844: Please solve this question
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\n" ); document.write( "If the average of 3 of them is 9 , what is the 4th number ?
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Algebra.Com's Answer #733000 by josgarithmetic(39632)\"\" \"About 
You can put this solution on YOUR website!
\"%283%2A9%2Bx%29%2F4=10.5\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28x%2B27%29%2F4=10.5\"
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