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Finding the Fourth Proportional to 84,327.99, 116,251.89 and 52,040.97

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Solution

The fourth proportional to 84,327.99, 116,251.89 and 52,040.97 is: 71,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,327.99 : 116,251.89 = 52,040.97 : x
  2. Step 2: Convert to fraction form
    84,327.99/116,251.89 = 52,040.97/x
  3. Step 3: Cross multiply
    84,327.99x = 116,251.89 × 52,040.97
  4. Step 4: Simplify right side
    84,327.99x = 6,049,861,119.93
  5. Step 5: Solve for x
    x = 6,049,861,119.93/84,327.99
  6. Step 6: Final answer
    x = 71,742.03

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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.