Home / 54,778.34-82,179.90-17,340.68

Finding the Fourth Proportional to 54,778.34, 82,179.90 and 17,340.68

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Solution

The fourth proportional to 54,778.34, 82,179.90 and 17,340.68 is: 26,014.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,778.34 : 82,179.90 = 17,340.68 : x
  2. Step 2: Convert to fraction form
    54,778.34/82,179.90 = 17,340.68/x
  3. Step 3: Cross multiply
    54,778.34x = 82,179.90 × 17,340.68
  4. Step 4: Simplify right side
    54,778.34x = 1,425,055,553.78
  5. Step 5: Solve for x
    x = 1,425,055,553.78/54,778.34
  6. Step 6: Final answer
    x = 26,014.94

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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.