Home / 161,076.39-222,524.16-106,015.56

Finding the Fourth Proportional to 161,076.39, 222,524.16 and 106,015.56

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Solution

The fourth proportional to 161,076.39, 222,524.16 and 106,015.56 is: 146,458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,076.39 : 222,524.16 = 106,015.56 : x
  2. Step 2: Convert to fraction form
    161,076.39/222,524.16 = 106,015.56/x
  3. Step 3: Cross multiply
    161,076.39x = 222,524.16 × 106,015.56
  4. Step 4: Simplify right side
    161,076.39x = 23,591,023,435.93
  5. Step 5: Solve for x
    x = 23,591,023,435.93/161,076.39
  6. Step 6: Final answer
    x = 146,458.61

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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.