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Finding the Fourth Proportional to 40,251.20, 60,251.04 and 27,697.82

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Solution

The fourth proportional to 40,251.20, 60,251.04 and 27,697.82 is: 41,460.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,251.20 : 60,251.04 = 27,697.82 : x
  2. Step 2: Convert to fraction form
    40,251.20/60,251.04 = 27,697.82/x
  3. Step 3: Cross multiply
    40,251.20x = 60,251.04 × 27,697.82
  4. Step 4: Simplify right side
    40,251.20x = 1,668,822,159.48
  5. Step 5: Solve for x
    x = 1,668,822,159.48/40,251.20
  6. Step 6: Final answer
    x = 41,460.19

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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.