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Finding the Fourth Proportional to 17,287.10, 25,932.01 and 8,517.23

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Solution

The fourth proportional to 17,287.10, 25,932.01 and 8,517.23 is: 12,776.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,287.10 : 25,932.01 = 8,517.23 : x
  2. Step 2: Convert to fraction form
    17,287.10/25,932.01 = 8,517.23/x
  3. Step 3: Cross multiply
    17,287.10x = 25,932.01 × 8,517.23
  4. Step 4: Simplify right side
    17,287.10x = 220,868,893.53
  5. Step 5: Solve for x
    x = 220,868,893.53/17,287.10
  6. Step 6: Final answer
    x = 12,776.52

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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.