Home / 150,335.52-207,456.22-89,939.48

Finding the Fourth Proportional to 150,335.52, 207,456.22 and 89,939.48

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Solution

The fourth proportional to 150,335.52, 207,456.22 and 89,939.48 is: 124,112.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,335.52 : 207,456.22 = 89,939.48 : x
  2. Step 2: Convert to fraction form
    150,335.52/207,456.22 = 89,939.48/x
  3. Step 3: Cross multiply
    150,335.52x = 207,456.22 × 89,939.48
  4. Step 4: Simplify right side
    150,335.52x = 18,658,504,549.57
  5. Step 5: Solve for x
    x = 18,658,504,549.57/150,335.52
  6. Step 6: Final answer
    x = 124,112.42

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1.5x scale

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.