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Finding the Fourth Proportional to 61,296.68, 91,773.71 and 33,115.76

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Solution

The fourth proportional to 61,296.68, 91,773.71 and 33,115.76 is: 49,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,296.68 : 91,773.71 = 33,115.76 : x
  2. Step 2: Convert to fraction form
    61,296.68/91,773.71 = 33,115.76/x
  3. Step 3: Cross multiply
    61,296.68x = 91,773.71 × 33,115.76
  4. Step 4: Simplify right side
    61,296.68x = 3,039,156,280.62
  5. Step 5: Solve for x
    x = 3,039,156,280.62/61,296.68
  6. Step 6: Final answer
    x = 49,581.10

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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.