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Finding the Fourth Proportional to 66,950.62, 100,363.92 and 24,807.22

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Solution

The fourth proportional to 66,950.62, 100,363.92 and 24,807.22 is: 37,187.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,950.62 : 100,363.92 = 24,807.22 : x
  2. Step 2: Convert to fraction form
    66,950.62/100,363.92 = 24,807.22/x
  3. Step 3: Cross multiply
    66,950.62x = 100,363.92 × 24,807.22
  4. Step 4: Simplify right side
    66,950.62x = 2,489,749,843.50
  5. Step 5: Solve for x
    x = 2,489,749,843.50/66,950.62
  6. Step 6: Final answer
    x = 37,187.85

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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.