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Finding the Fourth Proportional to 36,234.54, 54,344.90 and 11,274.90

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Solution

The fourth proportional to 36,234.54, 54,344.90 and 11,274.90 is: 16,910.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,234.54 : 54,344.90 = 11,274.90 : x
  2. Step 2: Convert to fraction form
    36,234.54/54,344.90 = 11,274.90/x
  3. Step 3: Cross multiply
    36,234.54x = 54,344.90 × 11,274.90
  4. Step 4: Simplify right side
    36,234.54x = 612,733,313.01
  5. Step 5: Solve for x
    x = 612,733,313.01/36,234.54
  6. Step 6: Final answer
    x = 16,910.20

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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.