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Finding the Fourth Proportional to 17,169.84, 25,712.84 and 10,586.97

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Solution

The fourth proportional to 17,169.84, 25,712.84 and 10,586.97 is: 15,854.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,169.84 : 25,712.84 = 10,586.97 : x
  2. Step 2: Convert to fraction form
    17,169.84/25,712.84 = 10,586.97/x
  3. Step 3: Cross multiply
    17,169.84x = 25,712.84 × 10,586.97
  4. Step 4: Simplify right side
    17,169.84x = 272,220,884.20
  5. Step 5: Solve for x
    x = 272,220,884.20/17,169.84
  6. Step 6: Final answer
    x = 15,854.60

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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.