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Finding the Fourth Proportional to 8,997.68, 12,422.93 and 5,818.67

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Solution

The fourth proportional to 8,997.68, 12,422.93 and 5,818.67 is: 8,033.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997.68 : 12,422.93 = 5,818.67 : x
  2. Step 2: Convert to fraction form
    8,997.68/12,422.93 = 5,818.67/x
  3. Step 3: Cross multiply
    8,997.68x = 12,422.93 × 5,818.67
  4. Step 4: Simplify right side
    8,997.68x = 72,284,930.10
  5. Step 5: Solve for x
    x = 72,284,930.10/8,997.68
  6. Step 6: Final answer
    x = 8,033.73

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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.