Home / 87,616.20-131,314.50-37,636.92

Finding the Fourth Proportional to 87,616.20, 131,314.50 and 37,636.92

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Solution

The fourth proportional to 87,616.20, 131,314.50 and 37,636.92 is: 56,408.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,616.20 : 131,314.50 = 37,636.92 : x
  2. Step 2: Convert to fraction form
    87,616.20/131,314.50 = 37,636.92/x
  3. Step 3: Cross multiply
    87,616.20x = 131,314.50 × 37,636.92
  4. Step 4: Simplify right side
    87,616.20x = 4,942,273,331.34
  5. Step 5: Solve for x
    x = 4,942,273,331.34/87,616.20
  6. Step 6: Final answer
    x = 56,408.21

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1.5x scale

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.