Home / 87,622.70-131,434.05-50,168.30

Finding the Fourth Proportional to 87,622.70, 131,434.05 and 50,168.30

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Solution

The fourth proportional to 87,622.70, 131,434.05 and 50,168.30 is: 75,252.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,622.70 : 131,434.05 = 50,168.30 : x
  2. Step 2: Convert to fraction form
    87,622.70/131,434.05 = 50,168.30/x
  3. Step 3: Cross multiply
    87,622.70x = 131,434.05 × 50,168.30
  4. Step 4: Simplify right side
    87,622.70x = 6,593,822,850.62
  5. Step 5: Solve for x
    x = 6,593,822,850.62/87,622.70
  6. Step 6: Final answer
    x = 75,252.45

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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.