Home / 87,545.88-120,722.94-58,834.26

Finding the Fourth Proportional to 87,545.88, 120,722.94 and 58,834.26

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Solution

The fourth proportional to 87,545.88, 120,722.94 and 58,834.26 is: 81,130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,545.88 : 120,722.94 = 58,834.26 : x
  2. Step 2: Convert to fraction form
    87,545.88/120,722.94 = 58,834.26/x
  3. Step 3: Cross multiply
    87,545.88x = 120,722.94 × 58,834.26
  4. Step 4: Simplify right side
    87,545.88x = 7,102,644,839.92
  5. Step 5: Solve for x
    x = 7,102,644,839.92/87,545.88
  6. Step 6: Final answer
    x = 81,130.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.