Home / 89,463.16-123,452.94-49,175.92

Finding the Fourth Proportional to 89,463.16, 123,452.94 and 49,175.92

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Solution

The fourth proportional to 89,463.16, 123,452.94 and 49,175.92 is: 67,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,463.16 : 123,452.94 = 49,175.92 : x
  2. Step 2: Convert to fraction form
    89,463.16/123,452.94 = 49,175.92/x
  3. Step 3: Cross multiply
    89,463.16x = 123,452.94 × 49,175.92
  4. Step 4: Simplify right side
    89,463.16x = 6,070,911,901.20
  5. Step 5: Solve for x
    x = 6,070,911,901.20/89,463.16
  6. Step 6: Final answer
    x = 67,859.35

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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.