Home / 168,161.36-232,060.89-91,680.24

Finding the Fourth Proportional to 168,161.36, 232,060.89 and 91,680.24

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Solution

The fourth proportional to 168,161.36, 232,060.89 and 91,680.24 is: 126,517.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,161.36 : 232,060.89 = 91,680.24 : x
  2. Step 2: Convert to fraction form
    168,161.36/232,060.89 = 91,680.24/x
  3. Step 3: Cross multiply
    168,161.36x = 232,060.89 × 91,680.24
  4. Step 4: Simplify right side
    168,161.36x = 21,275,398,089.81
  5. Step 5: Solve for x
    x = 21,275,398,089.81/168,161.36
  6. Step 6: Final answer
    x = 126,517.76

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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.