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Finding the Fourth Proportional to 83,052.80, 124,599.03 and 26,892.97

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Solution

The fourth proportional to 83,052.80, 124,599.03 and 26,892.97 is: 40,345.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,052.80 : 124,599.03 = 26,892.97 : x
  2. Step 2: Convert to fraction form
    83,052.80/124,599.03 = 26,892.97/x
  3. Step 3: Cross multiply
    83,052.80x = 124,599.03 × 26,892.97
  4. Step 4: Simplify right side
    83,052.80x = 3,350,837,975.82
  5. Step 5: Solve for x
    x = 3,350,837,975.82/83,052.80
  6. Step 6: Final answer
    x = 40,345.88

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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.