Home / 150,353.26-207,367.77-96,643.78

Finding the Fourth Proportional to 150,353.26, 207,367.77 and 96,643.78

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Solution

The fourth proportional to 150,353.26, 207,367.77 and 96,643.78 is: 133,291.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,353.26 : 207,367.77 = 96,643.78 : x
  2. Step 2: Convert to fraction form
    150,353.26/207,367.77 = 96,643.78/x
  3. Step 3: Cross multiply
    150,353.26x = 207,367.77 × 96,643.78
  4. Step 4: Simplify right side
    150,353.26x = 20,040,805,142.97
  5. Step 5: Solve for x
    x = 20,040,805,142.97/150,353.26
  6. Step 6: Final answer
    x = 133,291.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.