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Finding the Fourth Proportional to 41,439.36, 62,173.62 and 18,062.76

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Solution

The fourth proportional to 41,439.36, 62,173.62 and 18,062.76 is: 27,100.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,439.36 : 62,173.62 = 18,062.76 : x
  2. Step 2: Convert to fraction form
    41,439.36/62,173.62 = 18,062.76/x
  3. Step 3: Cross multiply
    41,439.36x = 62,173.62 × 18,062.76
  4. Step 4: Simplify right side
    41,439.36x = 1,123,027,176.39
  5. Step 5: Solve for x
    x = 1,123,027,176.39/41,439.36
  6. Step 6: Final answer
    x = 27,100.50

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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.