Home / 89,635.26-123,691.96-49,341.15

Finding the Fourth Proportional to 89,635.26, 123,691.96 and 49,341.15

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Solution

The fourth proportional to 89,635.26, 123,691.96 and 49,341.15 is: 68,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,635.26 : 123,691.96 = 49,341.15 : x
  2. Step 2: Convert to fraction form
    89,635.26/123,691.96 = 49,341.15/x
  3. Step 3: Cross multiply
    89,635.26x = 123,691.96 × 49,341.15
  4. Step 4: Simplify right side
    89,635.26x = 6,103,103,552.15
  5. Step 5: Solve for x
    x = 6,103,103,552.15/89,635.26
  6. Step 6: Final answer
    x = 68,088.20

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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.