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Finding the Fourth Proportional to 17,343.24, 23,933.49 and 9,385.30

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Solution

The fourth proportional to 17,343.24, 23,933.49 and 9,385.30 is: 12,951.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,343.24 : 23,933.49 = 9,385.30 : x
  2. Step 2: Convert to fraction form
    17,343.24/23,933.49 = 9,385.30/x
  3. Step 3: Cross multiply
    17,343.24x = 23,933.49 × 9,385.30
  4. Step 4: Simplify right side
    17,343.24x = 224,622,983.70
  5. Step 5: Solve for x
    x = 224,622,983.70/17,343.24
  6. Step 6: Final answer
    x = 12,951.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.