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Finding the Fourth Proportional to 17,901.57, 26,862.77 and 7,372.65

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Solution

The fourth proportional to 17,901.57, 26,862.77 and 7,372.65 is: 11,063.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,901.57 : 26,862.77 = 7,372.65 : x
  2. Step 2: Convert to fraction form
    17,901.57/26,862.77 = 7,372.65/x
  3. Step 3: Cross multiply
    17,901.57x = 26,862.77 × 7,372.65
  4. Step 4: Simplify right side
    17,901.57x = 198,049,920.41
  5. Step 5: Solve for x
    x = 198,049,920.41/17,901.57
  6. Step 6: Final answer
    x = 11,063.27

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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.