Home / 87,834.63-131,755.58-25,505.13

Finding the Fourth Proportional to 87,834.63, 131,755.58 and 25,505.13

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Solution

The fourth proportional to 87,834.63, 131,755.58 and 25,505.13 is: 38,258.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,834.63 : 131,755.58 = 25,505.13 : x
  2. Step 2: Convert to fraction form
    87,834.63/131,755.58 = 25,505.13/x
  3. Step 3: Cross multiply
    87,834.63x = 131,755.58 × 25,505.13
  4. Step 4: Simplify right side
    87,834.63x = 3,360,443,196.13
  5. Step 5: Solve for x
    x = 3,360,443,196.13/87,834.63
  6. Step 6: Final answer
    x = 38,258.75

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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.