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Finding the Fourth Proportional to 17,259.26, 25,874.78 and 8,941.68

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Solution

The fourth proportional to 17,259.26, 25,874.78 and 8,941.68 is: 13,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,259.26 : 25,874.78 = 8,941.68 : x
  2. Step 2: Convert to fraction form
    17,259.26/25,874.78 = 8,941.68/x
  3. Step 3: Cross multiply
    17,259.26x = 25,874.78 × 8,941.68
  4. Step 4: Simplify right side
    17,259.26x = 231,363,958.12
  5. Step 5: Solve for x
    x = 231,363,958.12/17,259.26
  6. Step 6: Final answer
    x = 13,405.21

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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.