Home / 49,204.87-67,920.27-29,061.85

Finding the Fourth Proportional to 49,204.87, 67,920.27 and 29,061.85

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Solution

The fourth proportional to 49,204.87, 67,920.27 and 29,061.85 is: 40,115.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,204.87 : 67,920.27 = 29,061.85 : x
  2. Step 2: Convert to fraction form
    49,204.87/67,920.27 = 29,061.85/x
  3. Step 3: Cross multiply
    49,204.87x = 67,920.27 × 29,061.85
  4. Step 4: Simplify right side
    49,204.87x = 1,973,888,698.70
  5. Step 5: Solve for x
    x = 1,973,888,698.70/49,204.87
  6. Step 6: Final answer
    x = 40,115.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.