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Finding the Fourth Proportional to 123,571.62, 185,371.83 and 44,722.98

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Solution

The fourth proportional to 123,571.62, 185,371.83 and 44,722.98 is: 67,089.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,571.62 : 185,371.83 = 44,722.98 : x
  2. Step 2: Convert to fraction form
    123,571.62/185,371.83 = 44,722.98/x
  3. Step 3: Cross multiply
    123,571.62x = 185,371.83 × 44,722.98
  4. Step 4: Simplify right side
    123,571.62x = 8,290,380,645.65
  5. Step 5: Solve for x
    x = 8,290,380,645.65/123,571.62
  6. Step 6: Final answer
    x = 67,089.68

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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.