Home / 154,223.75-231,340.17-41,903.36

Finding the Fourth Proportional to 154,223.75, 231,340.17 and 41,903.36

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Solution

The fourth proportional to 154,223.75, 231,340.17 and 41,903.36 is: 62,856.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,223.75 : 231,340.17 = 41,903.36 : x
  2. Step 2: Convert to fraction form
    154,223.75/231,340.17 = 41,903.36/x
  3. Step 3: Cross multiply
    154,223.75x = 231,340.17 × 41,903.36
  4. Step 4: Simplify right side
    154,223.75x = 9,693,930,425.97
  5. Step 5: Solve for x
    x = 9,693,930,425.97/154,223.75
  6. Step 6: Final answer
    x = 62,856.27

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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.