Home / 101,115.05-151,660.43-41,944.55

Finding the Fourth Proportional to 101,115.05, 151,660.43 and 41,944.55

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Solution

The fourth proportional to 101,115.05, 151,660.43 and 41,944.55 is: 62,911.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,115.05 : 151,660.43 = 41,944.55 : x
  2. Step 2: Convert to fraction form
    101,115.05/151,660.43 = 41,944.55/x
  3. Step 3: Cross multiply
    101,115.05x = 151,660.43 × 41,944.55
  4. Step 4: Simplify right side
    101,115.05x = 6,361,328,279.43
  5. Step 5: Solve for x
    x = 6,361,328,279.43/101,115.05
  6. Step 6: Final answer
    x = 62,911.78

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1.5x scale

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.