Home / 168,076.48-231,942.52-91,596.24

Finding the Fourth Proportional to 168,076.48, 231,942.52 and 91,596.24

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Solution

The fourth proportional to 168,076.48, 231,942.52 and 91,596.24 is: 126,401.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,076.48 : 231,942.52 = 91,596.24 : x
  2. Step 2: Convert to fraction form
    168,076.48/231,942.52 = 91,596.24/x
  3. Step 3: Cross multiply
    168,076.48x = 231,942.52 × 91,596.24
  4. Step 4: Simplify right side
    168,076.48x = 21,245,062,728.12
  5. Step 5: Solve for x
    x = 21,245,062,728.12/168,076.48
  6. Step 6: Final answer
    x = 126,401.16

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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.