Home / 89,362.17-123,318.99-49,076.55

Finding the Fourth Proportional to 89,362.17, 123,318.99 and 49,076.55

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Solution

The fourth proportional to 89,362.17, 123,318.99 and 49,076.55 is: 67,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,362.17 : 123,318.99 = 49,076.55 : x
  2. Step 2: Convert to fraction form
    89,362.17/123,318.99 = 49,076.55/x
  3. Step 3: Cross multiply
    89,362.17x = 123,318.99 × 49,076.55
  4. Step 4: Simplify right side
    89,362.17x = 6,052,070,578.68
  5. Step 5: Solve for x
    x = 6,052,070,578.68/89,362.17
  6. Step 6: Final answer
    x = 67,725.20

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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.