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Finding the Fourth Proportional to 36,563.39, 54,845.09 and 8,861.39

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Solution

The fourth proportional to 36,563.39, 54,845.09 and 8,861.39 is: 13,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,563.39 : 54,845.09 = 8,861.39 : x
  2. Step 2: Convert to fraction form
    36,563.39/54,845.09 = 8,861.39/x
  3. Step 3: Cross multiply
    36,563.39x = 54,845.09 × 8,861.39
  4. Step 4: Simplify right side
    36,563.39x = 486,003,738.66
  5. Step 5: Solve for x
    x = 486,003,738.66/36,563.39
  6. Step 6: Final answer
    x = 13,292.09

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1.5x scale

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.