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Finding the Fourth Proportional to 110,867.97, 166,426.35 and 44,354.49

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Solution

The fourth proportional to 110,867.97, 166,426.35 and 44,354.49 is: 66,581.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,867.97 : 166,426.35 = 44,354.49 : x
  2. Step 2: Convert to fraction form
    110,867.97/166,426.35 = 44,354.49/x
  3. Step 3: Cross multiply
    110,867.97x = 166,426.35 × 44,354.49
  4. Step 4: Simplify right side
    110,867.97x = 7,381,755,086.38
  5. Step 5: Solve for x
    x = 7,381,755,086.38/110,867.97
  6. Step 6: Final answer
    x = 66,581.49

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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.