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Finding the Fourth Proportional to 68,375.93, 102,609.77 and 24,002.82

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Solution

The fourth proportional to 68,375.93, 102,609.77 and 24,002.82 is: 36,020.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,375.93 : 102,609.77 = 24,002.82 : x
  2. Step 2: Convert to fraction form
    68,375.93/102,609.77 = 24,002.82/x
  3. Step 3: Cross multiply
    68,375.93x = 102,609.77 × 24,002.82
  4. Step 4: Simplify right side
    68,375.93x = 2,462,923,719.54
  5. Step 5: Solve for x
    x = 2,462,923,719.54/68,375.93
  6. Step 6: Final answer
    x = 36,020.33

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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.