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Finding the Fourth Proportional to 17,011.09, 25,517.04 and 5,324.68

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Solution

The fourth proportional to 17,011.09, 25,517.04 and 5,324.68 is: 7,987.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,011.09 : 25,517.04 = 5,324.68 : x
  2. Step 2: Convert to fraction form
    17,011.09/25,517.04 = 5,324.68/x
  3. Step 3: Cross multiply
    17,011.09x = 25,517.04 × 5,324.68
  4. Step 4: Simplify right side
    17,011.09x = 135,870,072.55
  5. Step 5: Solve for x
    x = 135,870,072.55/17,011.09
  6. Step 6: Final answer
    x = 7,987.15

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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.