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Finding the Fourth Proportional to 123,306.76, 184,849.05 and 44,365.45

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Solution

The fourth proportional to 123,306.76, 184,849.05 and 44,365.45 is: 66,508.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,306.76 : 184,849.05 = 44,365.45 : x
  2. Step 2: Convert to fraction form
    123,306.76/184,849.05 = 44,365.45/x
  3. Step 3: Cross multiply
    123,306.76x = 184,849.05 × 44,365.45
  4. Step 4: Simplify right side
    123,306.76x = 8,200,910,361.08
  5. Step 5: Solve for x
    x = 8,200,910,361.08/123,306.76
  6. Step 6: Final answer
    x = 66,508.20

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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.