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Finding the Fourth Proportional to 67,032.68, 100,591.38 and 37,469.90

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Solution

The fourth proportional to 67,032.68, 100,591.38 and 37,469.90 is: 56,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,032.68 : 100,591.38 = 37,469.90 : x
  2. Step 2: Convert to fraction form
    67,032.68/100,591.38 = 37,469.90/x
  3. Step 3: Cross multiply
    67,032.68x = 100,591.38 × 37,469.90
  4. Step 4: Simplify right side
    67,032.68x = 3,769,148,446.51
  5. Step 5: Solve for x
    x = 3,769,148,446.51/67,032.68
  6. Step 6: Final answer
    x = 56,228.53

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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.