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Finding the Fourth Proportional to 67,487.88, 101,222.36 and 37,102.54

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Solution

The fourth proportional to 67,487.88, 101,222.36 and 37,102.54 is: 55,648.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,487.88 : 101,222.36 = 37,102.54 : x
  2. Step 2: Convert to fraction form
    67,487.88/101,222.36 = 37,102.54/x
  3. Step 3: Cross multiply
    67,487.88x = 101,222.36 × 37,102.54
  4. Step 4: Simplify right side
    67,487.88x = 3,755,606,660.79
  5. Step 5: Solve for x
    x = 3,755,606,660.79/67,487.88
  6. Step 6: Final answer
    x = 55,648.61

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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.