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Finding the Fourth Proportional to 61,634.80, 92,398.20 and 41,849.20

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Solution

The fourth proportional to 61,634.80, 92,398.20 and 41,849.20 is: 62,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,634.80 : 92,398.20 = 41,849.20 : x
  2. Step 2: Convert to fraction form
    61,634.80/92,398.20 = 41,849.20/x
  3. Step 3: Cross multiply
    61,634.80x = 92,398.20 × 41,849.20
  4. Step 4: Simplify right side
    61,634.80x = 3,866,790,751.44
  5. Step 5: Solve for x
    x = 3,866,790,751.44/61,634.80
  6. Step 6: Final answer
    x = 62,737.13

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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.