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Finding the Fourth Proportional to 36,563.52, 54,845.28 and 8,861.52

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Solution

The fourth proportional to 36,563.52, 54,845.28 and 8,861.52 is: 13,292.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,563.52 : 54,845.28 = 8,861.52 : x
  2. Step 2: Convert to fraction form
    36,563.52/54,845.28 = 8,861.52/x
  3. Step 3: Cross multiply
    36,563.52x = 54,845.28 × 8,861.52
  4. Step 4: Simplify right side
    36,563.52x = 486,012,227.09
  5. Step 5: Solve for x
    x = 486,012,227.09/36,563.52
  6. Step 6: Final answer
    x = 13,292.27

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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.