Home / 87,834.84-131,755.91-25,505.34

Finding the Fourth Proportional to 87,834.84, 131,755.91 and 25,505.34

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Solution

The fourth proportional to 87,834.84, 131,755.91 and 25,505.34 is: 38,259.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,834.84 : 131,755.91 = 25,505.34 : x
  2. Step 2: Convert to fraction form
    87,834.84/131,755.91 = 25,505.34/x
  3. Step 3: Cross multiply
    87,834.84x = 131,755.91 × 25,505.34
  4. Step 4: Simplify right side
    87,834.84x = 3,360,479,154.03
  5. Step 5: Solve for x
    x = 3,360,479,154.03/87,834.84
  6. Step 6: Final answer
    x = 38,259.07

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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.