Home / 167,387.24-231,005.70-91,936.52

Finding the Fourth Proportional to 167,387.24, 231,005.70 and 91,936.52

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Solution

The fourth proportional to 167,387.24, 231,005.70 and 91,936.52 is: 126,878.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,387.24 : 231,005.70 = 91,936.52 : x
  2. Step 2: Convert to fraction form
    167,387.24/231,005.70 = 91,936.52/x
  3. Step 3: Cross multiply
    167,387.24x = 231,005.70 × 91,936.52
  4. Step 4: Simplify right side
    167,387.24x = 21,237,860,158.16
  5. Step 5: Solve for x
    x = 21,237,860,158.16/167,387.24
  6. Step 6: Final answer
    x = 126,878.61

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1.5x scale

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.