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Finding the Fourth Proportional to 7,162.68, 10,744.74 and 2,660.94

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Solution

The fourth proportional to 7,162.68, 10,744.74 and 2,660.94 is: 3,991.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162.68 : 10,744.74 = 2,660.94 : x
  2. Step 2: Convert to fraction form
    7,162.68/10,744.74 = 2,660.94/x
  3. Step 3: Cross multiply
    7,162.68x = 10,744.74 × 2,660.94
  4. Step 4: Simplify right side
    7,162.68x = 28,591,108.46
  5. Step 5: Solve for x
    x = 28,591,108.46/7,162.68
  6. Step 6: Final answer
    x = 3,991.68

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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.