Home / 87,694.99-131,591.82-47,716.86

Finding the Fourth Proportional to 87,694.99, 131,591.82 and 47,716.86

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Solution

The fourth proportional to 87,694.99, 131,591.82 and 47,716.86 is: 71,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,694.99 : 131,591.82 = 47,716.86 : x
  2. Step 2: Convert to fraction form
    87,694.99/131,591.82 = 47,716.86/x
  3. Step 3: Cross multiply
    87,694.99x = 131,591.82 × 47,716.86
  4. Step 4: Simplify right side
    87,694.99x = 6,279,148,452.09
  5. Step 5: Solve for x
    x = 6,279,148,452.09/87,694.99
  6. Step 6: Final answer
    x = 71,602.13

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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.