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Finding the Fourth Proportional to 11,662.30, 16,093.39 and 6,625.85

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Solution

The fourth proportional to 11,662.30, 16,093.39 and 6,625.85 is: 9,143.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,662.30 : 16,093.39 = 6,625.85 : x
  2. Step 2: Convert to fraction form
    11,662.30/16,093.39 = 6,625.85/x
  3. Step 3: Cross multiply
    11,662.30x = 16,093.39 × 6,625.85
  4. Step 4: Simplify right side
    11,662.30x = 106,632,375.41
  5. Step 5: Solve for x
    x = 106,632,375.41/11,662.30
  6. Step 6: Final answer
    x = 9,143.34

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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.