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Finding the Fourth Proportional to 67,950.72, 101,778.48 and 41,575.68

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Solution

The fourth proportional to 67,950.72, 101,778.48 and 41,575.68 is: 62,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,950.72 : 101,778.48 = 41,575.68 : x
  2. Step 2: Convert to fraction form
    67,950.72/101,778.48 = 41,575.68/x
  3. Step 3: Cross multiply
    67,950.72x = 101,778.48 × 41,575.68
  4. Step 4: Simplify right side
    67,950.72x = 4,231,509,515.37
  5. Step 5: Solve for x
    x = 4,231,509,515.37/67,950.72
  6. Step 6: Final answer
    x = 62,273.21

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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.