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Finding the Fourth Proportional to 123,425.88, 185,100.48 and 44,529.80

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Solution

The fourth proportional to 123,425.88, 185,100.48 and 44,529.80 is: 66,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,425.88 : 185,100.48 = 44,529.80 : x
  2. Step 2: Convert to fraction form
    123,425.88/185,100.48 = 44,529.80/x
  3. Step 3: Cross multiply
    123,425.88x = 185,100.48 × 44,529.80
  4. Step 4: Simplify right side
    123,425.88x = 8,242,487,354.30
  5. Step 5: Solve for x
    x = 8,242,487,354.30/123,425.88
  6. Step 6: Final answer
    x = 66,780.87

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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.