Respuesta :

The given proportion is

[tex]\frac{10}{x}=\frac{50}{40}[/tex]

Let's solve for x.

[tex]\begin{gathered} x=\frac{40\cdot10}{50} \\ x=\frac{400}{50} \\ x=8 \end{gathered}[/tex]

Hence, the solution is 8.

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