Home / 167,961.42-231,786.72-92,509.92

Finding the Fourth Proportional to 167,961.42, 231,786.72 and 92,509.92

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Solution

The fourth proportional to 167,961.42, 231,786.72 and 92,509.92 is: 127,663.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,961.42 : 231,786.72 = 92,509.92 : x
  2. Step 2: Convert to fraction form
    167,961.42/231,786.72 = 92,509.92/x
  3. Step 3: Cross multiply
    167,961.42x = 231,786.72 × 92,509.92
  4. Step 4: Simplify right side
    167,961.42x = 21,442,570,924.26
  5. Step 5: Solve for x
    x = 21,442,570,924.26/167,961.42
  6. Step 6: Final answer
    x = 127,663.67

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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.