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Finding the Fourth Proportional to 83,953.98, 125,960.13 and 37,239.66

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Solution

The fourth proportional to 83,953.98, 125,960.13 and 37,239.66 is: 55,872.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,953.98 : 125,960.13 = 37,239.66 : x
  2. Step 2: Convert to fraction form
    83,953.98/125,960.13 = 37,239.66/x
  3. Step 3: Cross multiply
    83,953.98x = 125,960.13 × 37,239.66
  4. Step 4: Simplify right side
    83,953.98x = 4,690,712,414.76
  5. Step 5: Solve for x
    x = 4,690,712,414.76/83,953.98
  6. Step 6: Final answer
    x = 55,872.42

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1.5x scale

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.