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Finding the Fourth Proportional to 61,665.24, 92,460.40 and 24,180.40

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Solution

The fourth proportional to 61,665.24, 92,460.40 and 24,180.40 is: 36,255.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,665.24 : 92,460.40 = 24,180.40 : x
  2. Step 2: Convert to fraction form
    61,665.24/92,460.40 = 24,180.40/x
  3. Step 3: Cross multiply
    61,665.24x = 92,460.40 × 24,180.40
  4. Step 4: Simplify right side
    61,665.24x = 2,235,729,456.16
  5. Step 5: Solve for x
    x = 2,235,729,456.16/61,665.24
  6. Step 6: Final answer
    x = 36,255.91

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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.