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Finding the Fourth Proportional to 100,367.89, 150,610.14 and 44,963.89

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Solution

The fourth proportional to 100,367.89, 150,610.14 and 44,963.89 is: 67,471.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,367.89 : 150,610.14 = 44,963.89 : x
  2. Step 2: Convert to fraction form
    100,367.89/150,610.14 = 44,963.89/x
  3. Step 3: Cross multiply
    100,367.89x = 150,610.14 × 44,963.89
  4. Step 4: Simplify right side
    100,367.89x = 6,772,017,767.84
  5. Step 5: Solve for x
    x = 6,772,017,767.84/100,367.89
  6. Step 6: Final answer
    x = 67,471.96

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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.