Home / 42,149.97-63,234.81-22,424.04

Finding the Fourth Proportional to 42,149.97, 63,234.81 and 22,424.04

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Solution

The fourth proportional to 42,149.97, 63,234.81 and 22,424.04 is: 33,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,149.97 : 63,234.81 = 22,424.04 : x
  2. Step 2: Convert to fraction form
    42,149.97/63,234.81 = 22,424.04/x
  3. Step 3: Cross multiply
    42,149.97x = 63,234.81 × 22,424.04
  4. Step 4: Simplify right side
    42,149.97x = 1,417,979,908.83
  5. Step 5: Solve for x
    x = 1,417,979,908.83/42,149.97
  6. Step 6: Final answer
    x = 33,641.30

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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.