Home / 89,250.39-123,159.29-48,963.29

Finding the Fourth Proportional to 89,250.39, 123,159.29 and 48,963.29

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Solution

The fourth proportional to 89,250.39, 123,159.29 and 48,963.29 is: 67,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,250.39 : 123,159.29 = 48,963.29 : x
  2. Step 2: Convert to fraction form
    89,250.39/123,159.29 = 48,963.29/x
  3. Step 3: Cross multiply
    89,250.39x = 123,159.29 × 48,963.29
  4. Step 4: Simplify right side
    89,250.39x = 6,030,283,171.85
  5. Step 5: Solve for x
    x = 6,030,283,171.85/89,250.39
  6. Step 6: Final answer
    x = 67,565.90

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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.