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Finding the Fourth Proportional to 36,563.77, 54,845.65 and 8,861.77

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Solution

The fourth proportional to 36,563.77, 54,845.65 and 8,861.77 is: 13,292.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,563.77 : 54,845.65 = 8,861.77 : x
  2. Step 2: Convert to fraction form
    36,563.77/54,845.65 = 8,861.77/x
  3. Step 3: Cross multiply
    36,563.77x = 54,845.65 × 8,861.77
  4. Step 4: Simplify right side
    36,563.77x = 486,029,376.53
  5. Step 5: Solve for x
    x = 486,029,376.53/36,563.77
  6. Step 6: Final answer
    x = 13,292.65

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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.