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Finding the Fourth Proportional to 73,697.66, 101,599.79 and 62,321.52

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Solution

The fourth proportional to 73,697.66, 101,599.79 and 62,321.52 is: 85,916.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,697.66 : 101,599.79 = 62,321.52 : x
  2. Step 2: Convert to fraction form
    73,697.66/101,599.79 = 62,321.52/x
  3. Step 3: Cross multiply
    73,697.66x = 101,599.79 × 62,321.52
  4. Step 4: Simplify right side
    73,697.66x = 6,331,853,032.87
  5. Step 5: Solve for x
    x = 6,331,853,032.87/73,697.66
  6. Step 6: Final answer
    x = 85,916.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.