हल करना a 3,18 and 27 are nproportion Find the value a | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$\left. \begin{array} { l } { a , 3 , 18 } \\ { 27 , 48 } \\ { a } \end{array} \right.$$