Home / 38,131.20-57,081.60-33,523.20

Finding the Fourth Proportional to 38,131.20, 57,081.60 and 33,523.20

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Solution

The fourth proportional to 38,131.20, 57,081.60 and 33,523.20 is: 50,183.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,131.20 : 57,081.60 = 33,523.20 : x
  2. Step 2: Convert to fraction form
    38,131.20/57,081.60 = 33,523.20/x
  3. Step 3: Cross multiply
    38,131.20x = 57,081.60 × 33,523.20
  4. Step 4: Simplify right side
    38,131.20x = 1,913,557,893.12
  5. Step 5: Solve for x
    x = 1,913,557,893.12/38,131.20
  6. Step 6: Final answer
    x = 50,183.52

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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.