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Finding the Fourth Proportional to 36,193.76, 54,373.80 and 25,689.86

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Solution

The fourth proportional to 36,193.76, 54,373.80 and 25,689.86 is: 38,593.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,193.76 : 54,373.80 = 25,689.86 : x
  2. Step 2: Convert to fraction form
    36,193.76/54,373.80 = 25,689.86/x
  3. Step 3: Cross multiply
    36,193.76x = 54,373.80 × 25,689.86
  4. Step 4: Simplify right side
    36,193.76x = 1,396,855,309.67
  5. Step 5: Solve for x
    x = 1,396,855,309.67/36,193.76
  6. Step 6: Final answer
    x = 38,593.82

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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.