Home / 166,530.36-229,742.22-109,183.48

Finding the Fourth Proportional to 166,530.36, 229,742.22 and 109,183.48

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Solution

The fourth proportional to 166,530.36, 229,742.22 and 109,183.48 is: 150,627.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,530.36 : 229,742.22 = 109,183.48 : x
  2. Step 2: Convert to fraction form
    166,530.36/229,742.22 = 109,183.48/x
  3. Step 3: Cross multiply
    166,530.36x = 229,742.22 × 109,183.48
  4. Step 4: Simplify right side
    166,530.36x = 25,084,055,082.53
  5. Step 5: Solve for x
    x = 25,084,055,082.53/166,530.36
  6. Step 6: Final answer
    x = 150,627.52

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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.