Home / 74,320.20-111,491.10-24,391.80

Finding the Fourth Proportional to 74,320.20, 111,491.10 and 24,391.80

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Solution

The fourth proportional to 74,320.20, 111,491.10 and 24,391.80 is: 36,591.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,320.20 : 111,491.10 = 24,391.80 : x
  2. Step 2: Convert to fraction form
    74,320.20/111,491.10 = 24,391.80/x
  3. Step 3: Cross multiply
    74,320.20x = 111,491.10 × 24,391.80
  4. Step 4: Simplify right side
    74,320.20x = 2,719,468,612.98
  5. Step 5: Solve for x
    x = 2,719,468,612.98/74,320.20
  6. Step 6: Final answer
    x = 36,591.24

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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.