Home / 215,325.60-296,960.16-150,761.76

Finding the Fourth Proportional to 215,325.60, 296,960.16 and 150,761.76

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Solution

The fourth proportional to 215,325.60, 296,960.16 and 150,761.76 is: 207,918.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,325.60 : 296,960.16 = 150,761.76 : x
  2. Step 2: Convert to fraction form
    215,325.60/296,960.16 = 150,761.76/x
  3. Step 3: Cross multiply
    215,325.60x = 296,960.16 × 150,761.76
  4. Step 4: Simplify right side
    215,325.60x = 44,770,236,371.48
  5. Step 5: Solve for x
    x = 44,770,236,371.48/215,325.60
  6. Step 6: Final answer
    x = 207,918.78

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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.