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Finding the Fourth Proportional to 11,377.58, 17,067.80 and 4,451.18

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Solution

The fourth proportional to 11,377.58, 17,067.80 and 4,451.18 is: 6,677.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.58 : 17,067.80 = 4,451.18 : x
  2. Step 2: Convert to fraction form
    11,377.58/17,067.80 = 4,451.18/x
  3. Step 3: Cross multiply
    11,377.58x = 17,067.80 × 4,451.18
  4. Step 4: Simplify right side
    11,377.58x = 75,971,850.00
  5. Step 5: Solve for x
    x = 75,971,850.00/11,377.58
  6. Step 6: Final answer
    x = 6,677.33

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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.