Home / 87,925.80-131,780.50-50,006.90

Finding the Fourth Proportional to 87,925.80, 131,780.50 and 50,006.90

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Solution

The fourth proportional to 87,925.80, 131,780.50 and 50,006.90 is: 74,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,925.80 : 131,780.50 = 50,006.90 : x
  2. Step 2: Convert to fraction form
    87,925.80/131,780.50 = 50,006.90/x
  3. Step 3: Cross multiply
    87,925.80x = 131,780.50 × 50,006.90
  4. Step 4: Simplify right side
    87,925.80x = 6,589,933,626.55
  5. Step 5: Solve for x
    x = 6,589,933,626.55/87,925.80
  6. Step 6: Final answer
    x = 74,948.80

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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.