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Finding the Fourth Proportional to 8,019.34, 12,029.94 and 3,338.71

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Solution

The fourth proportional to 8,019.34, 12,029.94 and 3,338.71 is: 5,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.34 : 12,029.94 = 3,338.71 : x
  2. Step 2: Convert to fraction form
    8,019.34/12,029.94 = 3,338.71/x
  3. Step 3: Cross multiply
    8,019.34x = 12,029.94 × 3,338.71
  4. Step 4: Simplify right side
    8,019.34x = 40,164,443.38
  5. Step 5: Solve for x
    x = 40,164,443.38/8,019.34
  6. Step 6: Final answer
    x = 5,008.45

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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.