Home / 27,819.84-41,729.30-6,760.05

Finding the Fourth Proportional to 27,819.84, 41,729.30 and 6,760.05

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Solution

The fourth proportional to 27,819.84, 41,729.30 and 6,760.05 is: 10,139.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,819.84 : 41,729.30 = 6,760.05 : x
  2. Step 2: Convert to fraction form
    27,819.84/41,729.30 = 6,760.05/x
  3. Step 3: Cross multiply
    27,819.84x = 41,729.30 × 6,760.05
  4. Step 4: Simplify right side
    27,819.84x = 282,092,120.66
  5. Step 5: Solve for x
    x = 282,092,120.66/27,819.84
  6. Step 6: Final answer
    x = 10,139.96

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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.