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Finding the Fourth Proportional to 17,912.86, 24,647.40 and 17,454.94

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Solution

The fourth proportional to 17,912.86, 24,647.40 and 17,454.94 is: 24,017.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,912.86 : 24,647.40 = 17,454.94 : x
  2. Step 2: Convert to fraction form
    17,912.86/24,647.40 = 17,454.94/x
  3. Step 3: Cross multiply
    17,912.86x = 24,647.40 × 17,454.94
  4. Step 4: Simplify right side
    17,912.86x = 430,218,888.16
  5. Step 5: Solve for x
    x = 430,218,888.16/17,912.86
  6. Step 6: Final answer
    x = 24,017.32

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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.