find the value of x for which the following ratios are in proportion (1)20:48::x:12 (2) 22:33::x:63
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1) 20/48=x/12
20/48*12=x
X=5
2) 22/33=x/63
22/33*63=x
2/3*63=x
X=42
20/48*12=x
X=5
2) 22/33=x/63
22/33*63=x
2/3*63=x
X=42
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