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Finding the Fourth Proportional to 36,569, 54,853.68 and 8,867

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Solution

The fourth proportional to 36,569, 54,853.68 and 8,867 is: 13,300.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,569 : 54,853.68 = 8,867 : x
  2. Step 2: Convert to fraction form
    36,569/54,853.68 = 8,867/x
  3. Step 3: Cross multiply
    36,569x = 54,853.68 × 8,867
  4. Step 4: Simplify right side
    36,569x = 486,387,580.56
  5. Step 5: Solve for x
    x = 486,387,580.56/36,569
  6. Step 6: Final answer
    x = 13,300.54

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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.