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Finding the Fourth Proportional to 97,601.65, 146,404.91 and 27,480.49

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Solution

The fourth proportional to 97,601.65, 146,404.91 and 27,480.49 is: 41,221.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,601.65 : 146,404.91 = 27,480.49 : x
  2. Step 2: Convert to fraction form
    97,601.65/146,404.91 = 27,480.49/x
  3. Step 3: Cross multiply
    97,601.65x = 146,404.91 × 27,480.49
  4. Step 4: Simplify right side
    97,601.65x = 4,023,278,665.21
  5. Step 5: Solve for x
    x = 4,023,278,665.21/97,601.65
  6. Step 6: Final answer
    x = 41,221.42

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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.