Home / 80,600.24-120,822.60-41,175.92

Finding the Fourth Proportional to 80,600.24, 120,822.60 and 41,175.92

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Solution

The fourth proportional to 80,600.24, 120,822.60 and 41,175.92 is: 61,724.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,600.24 : 120,822.60 = 41,175.92 : x
  2. Step 2: Convert to fraction form
    80,600.24/120,822.60 = 41,175.92/x
  3. Step 3: Cross multiply
    80,600.24x = 120,822.60 × 41,175.92
  4. Step 4: Simplify right side
    80,600.24x = 4,974,981,711.79
  5. Step 5: Solve for x
    x = 4,974,981,711.79/80,600.24
  6. Step 6: Final answer
    x = 61,724.16

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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.