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Finding the Fourth Proportional to 17,937.46, 26,905.92 and 8,069.77

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Solution

The fourth proportional to 17,937.46, 26,905.92 and 8,069.77 is: 12,104.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,937.46 : 26,905.92 = 8,069.77 : x
  2. Step 2: Convert to fraction form
    17,937.46/26,905.92 = 8,069.77/x
  3. Step 3: Cross multiply
    17,937.46x = 26,905.92 × 8,069.77
  4. Step 4: Simplify right side
    17,937.46x = 217,124,586.04
  5. Step 5: Solve for x
    x = 217,124,586.04/17,937.46
  6. Step 6: Final answer
    x = 12,104.53

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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.