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Finding the Fourth Proportional to 8,793.72, 12,132.02 and 5,770.51

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Solution

The fourth proportional to 8,793.72, 12,132.02 and 5,770.51 is: 7,961.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.72 : 12,132.02 = 5,770.51 : x
  2. Step 2: Convert to fraction form
    8,793.72/12,132.02 = 5,770.51/x
  3. Step 3: Cross multiply
    8,793.72x = 12,132.02 × 5,770.51
  4. Step 4: Simplify right side
    8,793.72x = 70,007,942.73
  5. Step 5: Solve for x
    x = 70,007,942.73/8,793.72
  6. Step 6: Final answer
    x = 7,961.13

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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.