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Finding the Fourth Proportional to 17,894.59, 24,694.41 and 9,936.85

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Solution

The fourth proportional to 17,894.59, 24,694.41 and 9,936.85 is: 13,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,894.59 : 24,694.41 = 9,936.85 : x
  2. Step 2: Convert to fraction form
    17,894.59/24,694.41 = 9,936.85/x
  3. Step 3: Cross multiply
    17,894.59x = 24,694.41 × 9,936.85
  4. Step 4: Simplify right side
    17,894.59x = 245,384,648.01
  5. Step 5: Solve for x
    x = 245,384,648.01/17,894.59
  6. Step 6: Final answer
    x = 13,712.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.