Home / 100,703.26-151,067.19-34,162.42

Finding the Fourth Proportional to 100,703.26, 151,067.19 and 34,162.42

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Solution

The fourth proportional to 100,703.26, 151,067.19 and 34,162.42 is: 51,247.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,703.26 : 151,067.19 = 34,162.42 : x
  2. Step 2: Convert to fraction form
    100,703.26/151,067.19 = 34,162.42/x
  3. Step 3: Cross multiply
    100,703.26x = 151,067.19 × 34,162.42
  4. Step 4: Simplify right side
    100,703.26x = 5,160,820,793.00
  5. Step 5: Solve for x
    x = 5,160,820,793.00/100,703.26
  6. Step 6: Final answer
    x = 51,247.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.