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Finding the Fourth Proportional to 17,668.20, 26,353.46 and 16,443.48

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Solution

The fourth proportional to 17,668.20, 26,353.46 and 16,443.48 is: 24,526.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,668.20 : 26,353.46 = 16,443.48 : x
  2. Step 2: Convert to fraction form
    17,668.20/26,353.46 = 16,443.48/x
  3. Step 3: Cross multiply
    17,668.20x = 26,353.46 × 16,443.48
  4. Step 4: Simplify right side
    17,668.20x = 433,342,510.22
  5. Step 5: Solve for x
    x = 433,342,510.22/17,668.20
  6. Step 6: Final answer
    x = 24,526.69

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.