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Finding the Fourth Proportional to 61,840.13, 92,753.51 and 41,976.90

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Solution

The fourth proportional to 61,840.13, 92,753.51 and 41,976.90 is: 62,960.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,840.13 : 92,753.51 = 41,976.90 : x
  2. Step 2: Convert to fraction form
    61,840.13/92,753.51 = 41,976.90/x
  3. Step 3: Cross multiply
    61,840.13x = 92,753.51 × 41,976.90
  4. Step 4: Simplify right side
    61,840.13x = 3,893,504,604.03
  5. Step 5: Solve for x
    x = 3,893,504,604.03/61,840.13
  6. Step 6: Final answer
    x = 62,960.81

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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.