Home / 30,163.20-41,624.85-16,734.12

Finding the Fourth Proportional to 30,163.20, 41,624.85 and 16,734.12

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Solution

The fourth proportional to 30,163.20, 41,624.85 and 16,734.12 is: 23,092.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,163.20 : 41,624.85 = 16,734.12 : x
  2. Step 2: Convert to fraction form
    30,163.20/41,624.85 = 16,734.12/x
  3. Step 3: Cross multiply
    30,163.20x = 41,624.85 × 16,734.12
  4. Step 4: Simplify right side
    30,163.20x = 696,555,234.88
  5. Step 5: Solve for x
    x = 696,555,234.88/30,163.20
  6. Step 6: Final answer
    x = 23,092.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.