Home / 75,469.21-113,224.23-25,549.31

Finding the Fourth Proportional to 75,469.21, 113,224.23 and 25,549.31

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Solution

The fourth proportional to 75,469.21, 113,224.23 and 25,549.31 is: 38,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,469.21 : 113,224.23 = 25,549.31 : x
  2. Step 2: Convert to fraction form
    75,469.21/113,224.23 = 25,549.31/x
  3. Step 3: Cross multiply
    75,469.21x = 113,224.23 × 25,549.31
  4. Step 4: Simplify right side
    75,469.21x = 2,892,800,540.97
  5. Step 5: Solve for x
    x = 2,892,800,540.97/75,469.21
  6. Step 6: Final answer
    x = 38,330.87

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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.