Home / 167,709.87-231,439.62-96,131.41

Finding the Fourth Proportional to 167,709.87, 231,439.62 and 96,131.41

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Solution

The fourth proportional to 167,709.87, 231,439.62 and 96,131.41 is: 132,661.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,709.87 : 231,439.62 = 96,131.41 : x
  2. Step 2: Convert to fraction form
    167,709.87/231,439.62 = 96,131.41/x
  3. Step 3: Cross multiply
    167,709.87x = 231,439.62 × 96,131.41
  4. Step 4: Simplify right side
    167,709.87x = 22,248,616,106.43
  5. Step 5: Solve for x
    x = 22,248,616,106.43/167,709.87
  6. Step 6: Final answer
    x = 132,661.34

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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.