Home / 167,847.36-231,622.12-91,366.56

Finding the Fourth Proportional to 167,847.36, 231,622.12 and 91,366.56

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Solution

The fourth proportional to 167,847.36, 231,622.12 and 91,366.56 is: 126,081.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,847.36 : 231,622.12 = 91,366.56 : x
  2. Step 2: Convert to fraction form
    167,847.36/231,622.12 = 91,366.56/x
  3. Step 3: Cross multiply
    167,847.36x = 231,622.12 × 91,366.56
  4. Step 4: Simplify right side
    167,847.36x = 21,162,516,324.31
  5. Step 5: Solve for x
    x = 21,162,516,324.31/167,847.36
  6. Step 6: Final answer
    x = 126,081.91

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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.