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Finding the Fourth Proportional to 9,329.41, 13,994.03 and 3,781.43

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Solution

The fourth proportional to 9,329.41, 13,994.03 and 3,781.43 is: 5,672.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.41 : 13,994.03 = 3,781.43 : x
  2. Step 2: Convert to fraction form
    9,329.41/13,994.03 = 3,781.43/x
  3. Step 3: Cross multiply
    9,329.41x = 13,994.03 × 3,781.43
  4. Step 4: Simplify right side
    9,329.41x = 52,917,515.54
  5. Step 5: Solve for x
    x = 52,917,515.54/9,329.41
  6. Step 6: Final answer
    x = 5,672.12

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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.