Home / 27,849.54-41,770.20-8,122.80

Finding the Fourth Proportional to 27,849.54, 41,770.20 and 8,122.80

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Solution

The fourth proportional to 27,849.54, 41,770.20 and 8,122.80 is: 12,183.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,849.54 : 41,770.20 = 8,122.80 : x
  2. Step 2: Convert to fraction form
    27,849.54/41,770.20 = 8,122.80/x
  3. Step 3: Cross multiply
    27,849.54x = 41,770.20 × 8,122.80
  4. Step 4: Simplify right side
    27,849.54x = 339,290,980.56
  5. Step 5: Solve for x
    x = 339,290,980.56/27,849.54
  6. Step 6: Final answer
    x = 12,183.00

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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.