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Finding the Fourth Proportional to 5,787.33, 8,691.53 and 5,552.43

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Solution

The fourth proportional to 5,787.33, 8,691.53 and 5,552.43 is: 8,338.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.33 : 8,691.53 = 5,552.43 : x
  2. Step 2: Convert to fraction form
    5,787.33/8,691.53 = 5,552.43/x
  3. Step 3: Cross multiply
    5,787.33x = 8,691.53 × 5,552.43
  4. Step 4: Simplify right side
    5,787.33x = 48,259,084.16
  5. Step 5: Solve for x
    x = 48,259,084.16/5,787.33
  6. Step 6: Final answer
    x = 8,338.75

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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.