document.write( "Question 852499: Three numbers are in the ratio 2:5:8 . If 10 is added to the middle number, the number form a G P. Find the numbers? Plz help me solve this problem. \n" ); document.write( "

Algebra.Com's Answer #513455 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "Let x represent the constant of proportionality
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document.write( "If 10 is added to the middle number, the number form a G P.
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document.write( "⇒ 
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document.write( " 9x^2 + 100x + 100 = 0
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document.write( "(9x + 10)(x + 10) = 0,   x = -10
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document.write( "Numbers are; -20, -50, - 80  
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document.write( "and 
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document.write( "{ -20, (-50+ 10), - 80 } is {-20, -40, -80} a G.P
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