Home / 87,767.33-131,545.67-50,353.22

Finding the Fourth Proportional to 87,767.33, 131,545.67 and 50,353.22

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Solution

The fourth proportional to 87,767.33, 131,545.67 and 50,353.22 is: 75,469.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,767.33 : 131,545.67 = 50,353.22 : x
  2. Step 2: Convert to fraction form
    87,767.33/131,545.67 = 50,353.22/x
  3. Step 3: Cross multiply
    87,767.33x = 131,545.67 × 50,353.22
  4. Step 4: Simplify right side
    87,767.33x = 6,623,748,138.66
  5. Step 5: Solve for x
    x = 6,623,748,138.66/87,767.33
  6. Step 6: Final answer
    x = 75,469.41

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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.