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Finding the Fourth Proportional to 57,747, 79,691.64 and 32,596.68

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Solution

The fourth proportional to 57,747, 79,691.64 and 32,596.68 is: 44,983.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,747 : 79,691.64 = 32,596.68 : x
  2. Step 2: Convert to fraction form
    57,747/79,691.64 = 32,596.68/x
  3. Step 3: Cross multiply
    57,747x = 79,691.64 × 32,596.68
  4. Step 4: Simplify right side
    57,747x = 2,597,682,887.76
  5. Step 5: Solve for x
    x = 2,597,682,887.76/57,747
  6. Step 6: Final answer
    x = 44,983.86

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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.