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Finding the Fourth Proportional to 11,705.85, 17,558.92 and 3,914.66

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Solution

The fourth proportional to 11,705.85, 17,558.92 and 3,914.66 is: 5,872.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,705.85 : 17,558.92 = 3,914.66 : x
  2. Step 2: Convert to fraction form
    11,705.85/17,558.92 = 3,914.66/x
  3. Step 3: Cross multiply
    11,705.85x = 17,558.92 × 3,914.66
  4. Step 4: Simplify right side
    11,705.85x = 68,737,113.97
  5. Step 5: Solve for x
    x = 68,737,113.97/11,705.85
  6. Step 6: Final answer
    x = 5,872.03

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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.