Home / 167,435.28-231,121.44-110,864.88

Finding the Fourth Proportional to 167,435.28, 231,121.44 and 110,864.88

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Solution

The fourth proportional to 167,435.28, 231,121.44 and 110,864.88 is: 153,033.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,435.28 : 231,121.44 = 110,864.88 : x
  2. Step 2: Convert to fraction form
    167,435.28/231,121.44 = 110,864.88/x
  3. Step 3: Cross multiply
    167,435.28x = 231,121.44 × 110,864.88
  4. Step 4: Simplify right side
    167,435.28x = 25,623,250,711.03
  5. Step 5: Solve for x
    x = 25,623,250,711.03/167,435.28
  6. Step 6: Final answer
    x = 153,033.76

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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.