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Finding the Fourth Proportional to 7,249.68, 10,010.21 and 5,568.42

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Solution

The fourth proportional to 7,249.68, 10,010.21 and 5,568.42 is: 7,688.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.68 : 10,010.21 = 5,568.42 : x
  2. Step 2: Convert to fraction form
    7,249.68/10,010.21 = 5,568.42/x
  3. Step 3: Cross multiply
    7,249.68x = 10,010.21 × 5,568.42
  4. Step 4: Simplify right side
    7,249.68x = 55,741,053.57
  5. Step 5: Solve for x
    x = 55,741,053.57/7,249.68
  6. Step 6: Final answer
    x = 7,688.76

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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.