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Finding the Fourth Proportional to 150,040.67, 206,958.57 and 96,240.47

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Solution

The fourth proportional to 150,040.67, 206,958.57 and 96,240.47 is: 132,749.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,040.67 : 206,958.57 = 96,240.47 : x
  2. Step 2: Convert to fraction form
    150,040.67/206,958.57 = 96,240.47/x
  3. Step 3: Cross multiply
    150,040.67x = 206,958.57 × 96,240.47
  4. Step 4: Simplify right side
    150,040.67x = 19,917,790,047.33
  5. Step 5: Solve for x
    x = 19,917,790,047.33/150,040.67
  6. Step 6: Final answer
    x = 132,749.27

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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.