Home / 87,565.56-131,358.06-37,650.70

Finding the Fourth Proportional to 87,565.56, 131,358.06 and 37,650.70

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Solution

The fourth proportional to 87,565.56, 131,358.06 and 37,650.70 is: 56,480.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,565.56 : 131,358.06 = 37,650.70 : x
  2. Step 2: Convert to fraction form
    87,565.56/131,358.06 = 37,650.70/x
  3. Step 3: Cross multiply
    87,565.56x = 131,358.06 × 37,650.70
  4. Step 4: Simplify right side
    87,565.56x = 4,945,722,909.64
  5. Step 5: Solve for x
    x = 4,945,722,909.64/87,565.56
  6. Step 6: Final answer
    x = 56,480.23

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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.