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Finding the Fourth Proportional to 17,265.60, 25,898.13 and 8,494.11

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Solution

The fourth proportional to 17,265.60, 25,898.13 and 8,494.11 is: 12,741.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,265.60 : 25,898.13 = 8,494.11 : x
  2. Step 2: Convert to fraction form
    17,265.60/25,898.13 = 8,494.11/x
  3. Step 3: Cross multiply
    17,265.60x = 25,898.13 × 8,494.11
  4. Step 4: Simplify right side
    17,265.60x = 219,981,565.01
  5. Step 5: Solve for x
    x = 219,981,565.01/17,265.60
  6. Step 6: Final answer
    x = 12,741.03

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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.