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Finding the Fourth Proportional to 17,671.91, 26,507.84 and 4,524.29

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Solution

The fourth proportional to 17,671.91, 26,507.84 and 4,524.29 is: 6,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671.91 : 26,507.84 = 4,524.29 : x
  2. Step 2: Convert to fraction form
    17,671.91/26,507.84 = 4,524.29/x
  3. Step 3: Cross multiply
    17,671.91x = 26,507.84 × 4,524.29
  4. Step 4: Simplify right side
    17,671.91x = 119,929,000.27
  5. Step 5: Solve for x
    x = 119,929,000.27/17,671.91
  6. Step 6: Final answer
    x = 6,786.42

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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.