Home / 87,037.38-130,565.16-37,122.75

Finding the Fourth Proportional to 87,037.38, 130,565.16 and 37,122.75

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Solution

The fourth proportional to 87,037.38, 130,565.16 and 37,122.75 is: 55,688.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,037.38 : 130,565.16 = 37,122.75 : x
  2. Step 2: Convert to fraction form
    87,037.38/130,565.16 = 37,122.75/x
  3. Step 3: Cross multiply
    87,037.38x = 130,565.16 × 37,122.75
  4. Step 4: Simplify right side
    87,037.38x = 4,846,937,793.39
  5. Step 5: Solve for x
    x = 4,846,937,793.39/87,037.38
  6. Step 6: Final answer
    x = 55,688.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.