Home / 89,529.71-123,553.34-49,244.53

Finding the Fourth Proportional to 89,529.71, 123,553.34 and 49,244.53

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Solution

The fourth proportional to 89,529.71, 123,553.34 and 49,244.53 is: 67,958.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,529.71 : 123,553.34 = 49,244.53 : x
  2. Step 2: Convert to fraction form
    89,529.71/123,553.34 = 49,244.53/x
  3. Step 3: Cross multiply
    89,529.71x = 123,553.34 × 49,244.53
  4. Step 4: Simplify right side
    89,529.71x = 6,084,326,251.12
  5. Step 5: Solve for x
    x = 6,084,326,251.12/89,529.71
  6. Step 6: Final answer
    x = 67,958.74

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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.