Home / 154,431.44-231,694.24-75,534.24

Finding the Fourth Proportional to 154,431.44, 231,694.24 and 75,534.24

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Solution

The fourth proportional to 154,431.44, 231,694.24 and 75,534.24 is: 113,324.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,431.44 : 231,694.24 = 75,534.24 : x
  2. Step 2: Convert to fraction form
    154,431.44/231,694.24 = 75,534.24/x
  3. Step 3: Cross multiply
    154,431.44x = 231,694.24 × 75,534.24
  4. Step 4: Simplify right side
    154,431.44x = 17,500,848,330.78
  5. Step 5: Solve for x
    x = 17,500,848,330.78/154,431.44
  6. Step 6: Final answer
    x = 113,324.39

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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.