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Finding the Fourth Proportional to 7,162.37, 10,751.41 and 5,691.05

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Solution

The fourth proportional to 7,162.37, 10,751.41 and 5,691.05 is: 8,542.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162.37 : 10,751.41 = 5,691.05 : x
  2. Step 2: Convert to fraction form
    7,162.37/10,751.41 = 5,691.05/x
  3. Step 3: Cross multiply
    7,162.37x = 10,751.41 × 5,691.05
  4. Step 4: Simplify right side
    7,162.37x = 61,186,811.88
  5. Step 5: Solve for x
    x = 61,186,811.88/7,162.37
  6. Step 6: Final answer
    x = 8,542.82

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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.