Home / 167,857.20-231,642.33-92,405.70

Finding the Fourth Proportional to 167,857.20, 231,642.33 and 92,405.70

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Solution

The fourth proportional to 167,857.20, 231,642.33 and 92,405.70 is: 127,519.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,857.20 : 231,642.33 = 92,405.70 : x
  2. Step 2: Convert to fraction form
    167,857.20/231,642.33 = 92,405.70/x
  3. Step 3: Cross multiply
    167,857.20x = 231,642.33 × 92,405.70
  4. Step 4: Simplify right side
    167,857.20x = 21,405,071,653.28
  5. Step 5: Solve for x
    x = 21,405,071,653.28/167,857.20
  6. Step 6: Final answer
    x = 127,519.53

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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.