Home / 167,239.38-230,790.97-90,758.48

Finding the Fourth Proportional to 167,239.38, 230,790.97 and 90,758.48

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Solution

The fourth proportional to 167,239.38, 230,790.97 and 90,758.48 is: 125,247.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,239.38 : 230,790.97 = 90,758.48 : x
  2. Step 2: Convert to fraction form
    167,239.38/230,790.97 = 90,758.48/x
  3. Step 3: Cross multiply
    167,239.38x = 230,790.97 × 90,758.48
  4. Step 4: Simplify right side
    167,239.38x = 20,946,236,594.42
  5. Step 5: Solve for x
    x = 20,946,236,594.42/167,239.38
  6. Step 6: Final answer
    x = 125,247.03

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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.