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Finding the Fourth Proportional to 61,227.52, 91,857.60 and 48,794.56

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Solution

The fourth proportional to 61,227.52, 91,857.60 and 48,794.56 is: 73,204.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,227.52 : 91,857.60 = 48,794.56 : x
  2. Step 2: Convert to fraction form
    61,227.52/91,857.60 = 48,794.56/x
  3. Step 3: Cross multiply
    61,227.52x = 91,857.60 × 48,794.56
  4. Step 4: Simplify right side
    61,227.52x = 4,482,151,174.66
  5. Step 5: Solve for x
    x = 4,482,151,174.66/61,227.52
  6. Step 6: Final answer
    x = 73,204.85

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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.