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Finding the Fourth Proportional to 73,839.96, 110,694.06 and 27,081.96

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Solution

The fourth proportional to 73,839.96, 110,694.06 and 27,081.96 is: 40,598.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,839.96 : 110,694.06 = 27,081.96 : x
  2. Step 2: Convert to fraction form
    73,839.96/110,694.06 = 27,081.96/x
  3. Step 3: Cross multiply
    73,839.96x = 110,694.06 × 27,081.96
  4. Step 4: Simplify right side
    73,839.96x = 2,997,812,105.16
  5. Step 5: Solve for x
    x = 2,997,812,105.16/73,839.96
  6. Step 6: Final answer
    x = 40,598.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.