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Finding the Fourth Proportional to 7,352.08, 11,028.12 and 5,170.54

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Solution

The fourth proportional to 7,352.08, 11,028.12 and 5,170.54 is: 7,755.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.08 : 11,028.12 = 5,170.54 : x
  2. Step 2: Convert to fraction form
    7,352.08/11,028.12 = 5,170.54/x
  3. Step 3: Cross multiply
    7,352.08x = 11,028.12 × 5,170.54
  4. Step 4: Simplify right side
    7,352.08x = 57,021,335.58
  5. Step 5: Solve for x
    x = 57,021,335.58/7,352.08
  6. Step 6: Final answer
    x = 7,755.81

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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.