Home / 167,610.42-231,299.04-91,131.03

Finding the Fourth Proportional to 167,610.42, 231,299.04 and 91,131.03

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Solution

The fourth proportional to 167,610.42, 231,299.04 and 91,131.03 is: 125,759.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,610.42 : 231,299.04 = 91,131.03 : x
  2. Step 2: Convert to fraction form
    167,610.42/231,299.04 = 91,131.03/x
  3. Step 3: Cross multiply
    167,610.42x = 231,299.04 × 91,131.03
  4. Step 4: Simplify right side
    167,610.42x = 21,078,519,753.21
  5. Step 5: Solve for x
    x = 21,078,519,753.21/167,610.42
  6. Step 6: Final answer
    x = 125,759.01

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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.