Home / 168,028.53-231,872.70-91,548.24

Finding the Fourth Proportional to 168,028.53, 231,872.70 and 91,548.24

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Solution

The fourth proportional to 168,028.53, 231,872.70 and 91,548.24 is: 126,332.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,028.53 : 231,872.70 = 91,548.24 : x
  2. Step 2: Convert to fraction form
    168,028.53/231,872.70 = 91,548.24/x
  3. Step 3: Cross multiply
    168,028.53x = 231,872.70 × 91,548.24
  4. Step 4: Simplify right side
    168,028.53x = 21,227,537,589.05
  5. Step 5: Solve for x
    x = 21,227,537,589.05/168,028.53
  6. Step 6: Final answer
    x = 126,332.94

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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.