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Finding the Fourth Proportional to 17,859.08, 26,773.50 and 10,919

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Solution

The fourth proportional to 17,859.08, 26,773.50 and 10,919 is: 16,369.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,859.08 : 26,773.50 = 10,919 : x
  2. Step 2: Convert to fraction form
    17,859.08/26,773.50 = 10,919/x
  3. Step 3: Cross multiply
    17,859.08x = 26,773.50 × 10,919
  4. Step 4: Simplify right side
    17,859.08x = 292,339,846.50
  5. Step 5: Solve for x
    x = 292,339,846.50/17,859.08
  6. Step 6: Final answer
    x = 16,369.26

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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.