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Finding the Fourth Proportional to 8,002.67, 12,005.01 and 2,738.68

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Solution

The fourth proportional to 8,002.67, 12,005.01 and 2,738.68 is: 4,108.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,002.67 : 12,005.01 = 2,738.68 : x
  2. Step 2: Convert to fraction form
    8,002.67/12,005.01 = 2,738.68/x
  3. Step 3: Cross multiply
    8,002.67x = 12,005.01 × 2,738.68
  4. Step 4: Simplify right side
    8,002.67x = 32,877,850.77
  5. Step 5: Solve for x
    x = 32,877,850.77/8,002.67
  6. Step 6: Final answer
    x = 4,108.36

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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.