Home / 157,314.72-217,110-96,057.54

Finding the Fourth Proportional to 157,314.72, 217,110 and 96,057.54

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Solution

The fourth proportional to 157,314.72, 217,110 and 96,057.54 is: 132,568.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,314.72 : 217,110 = 96,057.54 : x
  2. Step 2: Convert to fraction form
    157,314.72/217,110 = 96,057.54/x
  3. Step 3: Cross multiply
    157,314.72x = 217,110 × 96,057.54
  4. Step 4: Simplify right side
    157,314.72x = 20,855,052,509.40
  5. Step 5: Solve for x
    x = 20,855,052,509.40/157,314.72
  6. Step 6: Final answer
    x = 132,568.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.