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Finding the Fourth Proportional to 10,840.31, 14,961.22 and 6,366.52

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Solution

The fourth proportional to 10,840.31, 14,961.22 and 6,366.52 is: 8,786.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.31 : 14,961.22 = 6,366.52 : x
  2. Step 2: Convert to fraction form
    10,840.31/14,961.22 = 6,366.52/x
  3. Step 3: Cross multiply
    10,840.31x = 14,961.22 × 6,366.52
  4. Step 4: Simplify right side
    10,840.31x = 95,250,906.35
  5. Step 5: Solve for x
    x = 95,250,906.35/10,840.31
  6. Step 6: Final answer
    x = 8,786.73

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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.