Home / 38,207.20-57,181.20-33,541.60

Finding the Fourth Proportional to 38,207.20, 57,181.20 and 33,541.60

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Solution

The fourth proportional to 38,207.20, 57,181.20 and 33,541.60 is: 50,198.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,207.20 : 57,181.20 = 33,541.60 : x
  2. Step 2: Convert to fraction form
    38,207.20/57,181.20 = 33,541.60/x
  3. Step 3: Cross multiply
    38,207.20x = 57,181.20 × 33,541.60
  4. Step 4: Simplify right side
    38,207.20x = 1,917,948,937.92
  5. Step 5: Solve for x
    x = 1,917,948,937.92/38,207.20
  6. Step 6: Final answer
    x = 50,198.63

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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.