if 20,25,15 and x are in proportion ,find the value of x. with explanation
suraj6925:
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Suppose a, b, c, d, are in proportion, then
a/b=c/d
ad=bc
20 x=25*15
X=25*15/20
X=75/4
a/b=c/d
ad=bc
20 x=25*15
X=25*15/20
X=75/4
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