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Finding the Fourth Proportional to 33,168.60, 45,771.18 and 18,060.88

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Solution

The fourth proportional to 33,168.60, 45,771.18 and 18,060.88 is: 24,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,168.60 : 45,771.18 = 18,060.88 : x
  2. Step 2: Convert to fraction form
    33,168.60/45,771.18 = 18,060.88/x
  3. Step 3: Cross multiply
    33,168.60x = 45,771.18 × 18,060.88
  4. Step 4: Simplify right side
    33,168.60x = 826,667,789.44
  5. Step 5: Solve for x
    x = 826,667,789.44/33,168.60
  6. Step 6: Final answer
    x = 24,923.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.