Home / 43,940.20-65,910.30-16,234.60

Finding the Fourth Proportional to 43,940.20, 65,910.30 and 16,234.60

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Solution

The fourth proportional to 43,940.20, 65,910.30 and 16,234.60 is: 24,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,940.20 : 65,910.30 = 16,234.60 : x
  2. Step 2: Convert to fraction form
    43,940.20/65,910.30 = 16,234.60/x
  3. Step 3: Cross multiply
    43,940.20x = 65,910.30 × 16,234.60
  4. Step 4: Simplify right side
    43,940.20x = 1,070,027,356.38
  5. Step 5: Solve for x
    x = 1,070,027,356.38/43,940.20
  6. Step 6: Final answer
    x = 24,351.90

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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.