Home / 87,377.27-131,044.30-37,451.70

Finding the Fourth Proportional to 87,377.27, 131,044.30 and 37,451.70

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Solution

The fourth proportional to 87,377.27, 131,044.30 and 37,451.70 is: 56,168.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,377.27 : 131,044.30 = 37,451.70 : x
  2. Step 2: Convert to fraction form
    87,377.27/131,044.30 = 37,451.70/x
  3. Step 3: Cross multiply
    87,377.27x = 131,044.30 × 37,451.70
  4. Step 4: Simplify right side
    87,377.27x = 4,907,831,716.68
  5. Step 5: Solve for x
    x = 4,907,831,716.68/87,377.27
  6. Step 6: Final answer
    x = 56,168.29

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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.