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Finding the Fourth Proportional to 17,934, 24,755.40 and 12,361.20

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Solution

The fourth proportional to 17,934, 24,755.40 and 12,361.20 is: 17,062.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,934 : 24,755.40 = 12,361.20 : x
  2. Step 2: Convert to fraction form
    17,934/24,755.40 = 12,361.20/x
  3. Step 3: Cross multiply
    17,934x = 24,755.40 × 12,361.20
  4. Step 4: Simplify right side
    17,934x = 306,006,450.48
  5. Step 5: Solve for x
    x = 306,006,450.48/17,934
  6. Step 6: Final answer
    x = 17,062.92

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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.