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Finding the Fourth Proportional to 67,512.88, 93,167.77 and 37,704.88

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Solution

The fourth proportional to 67,512.88, 93,167.77 and 37,704.88 is: 52,032.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,512.88 : 93,167.77 = 37,704.88 : x
  2. Step 2: Convert to fraction form
    67,512.88/93,167.77 = 37,704.88/x
  3. Step 3: Cross multiply
    67,512.88x = 93,167.77 × 37,704.88
  4. Step 4: Simplify right side
    67,512.88x = 3,512,879,121.88
  5. Step 5: Solve for x
    x = 3,512,879,121.88/67,512.88
  6. Step 6: Final answer
    x = 52,032.73

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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.