Home / 108,414.11-162,636.66-33,540.65

Finding the Fourth Proportional to 108,414.11, 162,636.66 and 33,540.65

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Solution

The fourth proportional to 108,414.11, 162,636.66 and 33,540.65 is: 50,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,414.11 : 162,636.66 = 33,540.65 : x
  2. Step 2: Convert to fraction form
    108,414.11/162,636.66 = 33,540.65/x
  3. Step 3: Cross multiply
    108,414.11x = 162,636.66 × 33,540.65
  4. Step 4: Simplify right side
    108,414.11x = 5,454,939,086.93
  5. Step 5: Solve for x
    x = 5,454,939,086.93/108,414.11
  6. Step 6: Final answer
    x = 50,315.77

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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.