Home / 161,144.51-222,383.38-88,546.82

Finding the Fourth Proportional to 161,144.51, 222,383.38 and 88,546.82

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Solution

The fourth proportional to 161,144.51, 222,383.38 and 88,546.82 is: 122,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,144.51 : 222,383.38 = 88,546.82 : x
  2. Step 2: Convert to fraction form
    161,144.51/222,383.38 = 88,546.82/x
  3. Step 3: Cross multiply
    161,144.51x = 222,383.38 × 88,546.82
  4. Step 4: Simplify right side
    161,144.51x = 19,691,340,007.93
  5. Step 5: Solve for x
    x = 19,691,340,007.93/161,144.51
  6. Step 6: Final answer
    x = 122,196.78

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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.