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Finding the Fourth Proportional to 27,521.25, 37,982.57 and 16,343.25

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Solution

The fourth proportional to 27,521.25, 37,982.57 and 16,343.25 is: 22,555.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,521.25 : 37,982.57 = 16,343.25 : x
  2. Step 2: Convert to fraction form
    27,521.25/37,982.57 = 16,343.25/x
  3. Step 3: Cross multiply
    27,521.25x = 37,982.57 × 16,343.25
  4. Step 4: Simplify right side
    27,521.25x = 620,758,555.44
  5. Step 5: Solve for x
    x = 620,758,555.44/27,521.25
  6. Step 6: Final answer
    x = 22,555.61

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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.