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Finding the Fourth Proportional to 8,168.34, 11,260.26 and 6,373.82

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Solution

The fourth proportional to 8,168.34, 11,260.26 and 6,373.82 is: 8,786.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168.34 : 11,260.26 = 6,373.82 : x
  2. Step 2: Convert to fraction form
    8,168.34/11,260.26 = 6,373.82/x
  3. Step 3: Cross multiply
    8,168.34x = 11,260.26 × 6,373.82
  4. Step 4: Simplify right side
    8,168.34x = 71,770,870.39
  5. Step 5: Solve for x
    x = 71,770,870.39/8,168.34
  6. Step 6: Final answer
    x = 8,786.47

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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.