Home / 89,369.48-123,331.26-49,084.88

Finding the Fourth Proportional to 89,369.48, 123,331.26 and 49,084.88

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Solution

The fourth proportional to 89,369.48, 123,331.26 and 49,084.88 is: 67,737.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,369.48 : 123,331.26 = 49,084.88 : x
  2. Step 2: Convert to fraction form
    89,369.48/123,331.26 = 49,084.88/x
  3. Step 3: Cross multiply
    89,369.48x = 123,331.26 × 49,084.88
  4. Step 4: Simplify right side
    89,369.48x = 6,053,700,097.35
  5. Step 5: Solve for x
    x = 6,053,700,097.35/89,369.48
  6. Step 6: Final answer
    x = 67,737.89

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1.5x scale

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.