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Finding the Fourth Proportional to 17,243.28, 25,864.92 and 6,854.94

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Solution

The fourth proportional to 17,243.28, 25,864.92 and 6,854.94 is: 10,282.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243.28 : 25,864.92 = 6,854.94 : x
  2. Step 2: Convert to fraction form
    17,243.28/25,864.92 = 6,854.94/x
  3. Step 3: Cross multiply
    17,243.28x = 25,864.92 × 6,854.94
  4. Step 4: Simplify right side
    17,243.28x = 177,302,474.70
  5. Step 5: Solve for x
    x = 177,302,474.70/17,243.28
  6. Step 6: Final answer
    x = 10,282.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.