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Finding the Fourth Proportional to 83,747.10, 125,550.03 and 36,326.51

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Solution

The fourth proportional to 83,747.10, 125,550.03 and 36,326.51 is: 54,459.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,747.10 : 125,550.03 = 36,326.51 : x
  2. Step 2: Convert to fraction form
    83,747.10/125,550.03 = 36,326.51/x
  3. Step 3: Cross multiply
    83,747.10x = 125,550.03 × 36,326.51
  4. Step 4: Simplify right side
    83,747.10x = 4,560,793,792.55
  5. Step 5: Solve for x
    x = 4,560,793,792.55/83,747.10
  6. Step 6: Final answer
    x = 54,459.13

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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.