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Finding the Fourth Proportional to 36,563.96, 54,845.93 and 8,861.96

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Solution

The fourth proportional to 36,563.96, 54,845.93 and 8,861.96 is: 13,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,563.96 : 54,845.93 = 8,861.96 : x
  2. Step 2: Convert to fraction form
    36,563.96/54,845.93 = 8,861.96/x
  3. Step 3: Cross multiply
    36,563.96x = 54,845.93 × 8,861.96
  4. Step 4: Simplify right side
    36,563.96x = 486,042,185.75
  5. Step 5: Solve for x
    x = 486,042,185.75/36,563.96
  6. Step 6: Final answer
    x = 13,292.93

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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.