Respuesta :

Answer:

231

Step-by-step explanation:

Given

[tex]\frac{4}{77}=\frac{12}{x}[/tex]

Cross Multiply

[tex]x \times 4=12\times 77\\x=\frac{12\times 77}{4} \\x= 3\times 77\\x= 231[/tex]

Therefore x=231

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