Home / 167,709.42-231,440.76-92,257.92

Finding the Fourth Proportional to 167,709.42, 231,440.76 and 92,257.92

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Solution

The fourth proportional to 167,709.42, 231,440.76 and 92,257.92 is: 127,316.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,709.42 : 231,440.76 = 92,257.92 : x
  2. Step 2: Convert to fraction form
    167,709.42/231,440.76 = 92,257.92/x
  3. Step 3: Cross multiply
    167,709.42x = 231,440.76 × 92,257.92
  4. Step 4: Simplify right side
    167,709.42x = 21,352,243,120.82
  5. Step 5: Solve for x
    x = 21,352,243,120.82/167,709.42
  6. Step 6: Final answer
    x = 127,316.90

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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.