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Finding the Fourth Proportional to 5,915.15, 8,850.75 and 3,713.57

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Solution

The fourth proportional to 5,915.15, 8,850.75 and 3,713.57 is: 5,556.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.15 : 8,850.75 = 3,713.57 : x
  2. Step 2: Convert to fraction form
    5,915.15/8,850.75 = 3,713.57/x
  3. Step 3: Cross multiply
    5,915.15x = 8,850.75 × 3,713.57
  4. Step 4: Simplify right side
    5,915.15x = 32,867,879.68
  5. Step 5: Solve for x
    x = 32,867,879.68/5,915.15
  6. Step 6: Final answer
    x = 5,556.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.