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Finding the Fourth Proportional to 61,800.80, 92,694.78 and 41,937.80

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Solution

The fourth proportional to 61,800.80, 92,694.78 and 41,937.80 is: 62,902.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,800.80 : 92,694.78 = 41,937.80 : x
  2. Step 2: Convert to fraction form
    61,800.80/92,694.78 = 41,937.80/x
  3. Step 3: Cross multiply
    61,800.80x = 92,694.78 × 41,937.80
  4. Step 4: Simplify right side
    61,800.80x = 3,887,415,144.68
  5. Step 5: Solve for x
    x = 3,887,415,144.68/61,800.80
  6. Step 6: Final answer
    x = 62,902.34

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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.