Home / 167,725.68-231,465.78-91,249.53

Finding the Fourth Proportional to 167,725.68, 231,465.78 and 91,249.53

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Solution

The fourth proportional to 167,725.68, 231,465.78 and 91,249.53 is: 125,926.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,725.68 : 231,465.78 = 91,249.53 : x
  2. Step 2: Convert to fraction form
    167,725.68/231,465.78 = 91,249.53/x
  3. Step 3: Cross multiply
    167,725.68x = 231,465.78 × 91,249.53
  4. Step 4: Simplify right side
    167,725.68x = 21,121,143,636.08
  5. Step 5: Solve for x
    x = 21,121,143,636.08/167,725.68
  6. Step 6: Final answer
    x = 125,926.71

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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.