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Finding the Fourth Proportional to 17,169.20, 25,736.04 and 9,757.70

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Solution

The fourth proportional to 17,169.20, 25,736.04 and 9,757.70 is: 14,626.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,169.20 : 25,736.04 = 9,757.70 : x
  2. Step 2: Convert to fraction form
    17,169.20/25,736.04 = 9,757.70/x
  3. Step 3: Cross multiply
    17,169.20x = 25,736.04 × 9,757.70
  4. Step 4: Simplify right side
    17,169.20x = 251,124,557.51
  5. Step 5: Solve for x
    x = 251,124,557.51/17,169.20
  6. Step 6: Final answer
    x = 14,626.46

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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.