Home / 161,082.60-222,286.79-96,587.43

Finding the Fourth Proportional to 161,082.60, 222,286.79 and 96,587.43

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Solution

The fourth proportional to 161,082.60, 222,286.79 and 96,587.43 is: 133,286.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,082.60 : 222,286.79 = 96,587.43 : x
  2. Step 2: Convert to fraction form
    161,082.60/222,286.79 = 96,587.43/x
  3. Step 3: Cross multiply
    161,082.60x = 222,286.79 × 96,587.43
  4. Step 4: Simplify right side
    161,082.60x = 21,470,109,769.05
  5. Step 5: Solve for x
    x = 21,470,109,769.05/161,082.60
  6. Step 6: Final answer
    x = 133,286.34

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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.