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Finding the Fourth Proportional to 61,750.62, 92,372.20 and 49,294.98

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Solution

The fourth proportional to 61,750.62, 92,372.20 and 49,294.98 is: 73,739.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,750.62 : 92,372.20 = 49,294.98 : x
  2. Step 2: Convert to fraction form
    61,750.62/92,372.20 = 49,294.98/x
  3. Step 3: Cross multiply
    61,750.62x = 92,372.20 × 49,294.98
  4. Step 4: Simplify right side
    61,750.62x = 4,553,485,628.32
  5. Step 5: Solve for x
    x = 4,553,485,628.32/61,750.62
  6. Step 6: Final answer
    x = 73,739.92

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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.