Home / 150,540.51-225,810.87-38,229.15

Finding the Fourth Proportional to 150,540.51, 225,810.87 and 38,229.15

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Solution

The fourth proportional to 150,540.51, 225,810.87 and 38,229.15 is: 57,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,540.51 : 225,810.87 = 38,229.15 : x
  2. Step 2: Convert to fraction form
    150,540.51/225,810.87 = 38,229.15/x
  3. Step 3: Cross multiply
    150,540.51x = 225,810.87 × 38,229.15
  4. Step 4: Simplify right side
    150,540.51x = 8,632,557,620.86
  5. Step 5: Solve for x
    x = 8,632,557,620.86/150,540.51
  6. Step 6: Final answer
    x = 57,343.75

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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.