Home / 166,997.72-230,455.50-91,546.04

Finding the Fourth Proportional to 166,997.72, 230,455.50 and 91,546.04

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Solution

The fourth proportional to 166,997.72, 230,455.50 and 91,546.04 is: 126,332.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,997.72 : 230,455.50 = 91,546.04 : x
  2. Step 2: Convert to fraction form
    166,997.72/230,455.50 = 91,546.04/x
  3. Step 3: Cross multiply
    166,997.72x = 230,455.50 × 91,546.04
  4. Step 4: Simplify right side
    166,997.72x = 21,097,288,421.22
  5. Step 5: Solve for x
    x = 21,097,288,421.22/166,997.72
  6. Step 6: Final answer
    x = 126,332.79

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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.