Home / 89,369.06-123,332.49-49,083.92

Finding the Fourth Proportional to 89,369.06, 123,332.49 and 49,083.92

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Solution

The fourth proportional to 89,369.06, 123,332.49 and 49,083.92 is: 67,737.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,369.06 : 123,332.49 = 49,083.92 : x
  2. Step 2: Convert to fraction form
    89,369.06/123,332.49 = 49,083.92/x
  3. Step 3: Cross multiply
    89,369.06x = 123,332.49 × 49,083.92
  4. Step 4: Simplify right side
    89,369.06x = 6,053,642,072.56
  5. Step 5: Solve for x
    x = 6,053,642,072.56/89,369.06
  6. Step 6: Final answer
    x = 67,737.56

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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.