Home / 263,067.20-394,600.80-96,833.60

Finding the Fourth Proportional to 263,067.20, 394,600.80 and 96,833.60

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Solution

The fourth proportional to 263,067.20, 394,600.80 and 96,833.60 is: 145,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,067.20 : 394,600.80 = 96,833.60 : x
  2. Step 2: Convert to fraction form
    263,067.20/394,600.80 = 96,833.60/x
  3. Step 3: Cross multiply
    263,067.20x = 394,600.80 × 96,833.60
  4. Step 4: Simplify right side
    263,067.20x = 38,210,616,026.88
  5. Step 5: Solve for x
    x = 38,210,616,026.88/263,067.20
  6. Step 6: Final answer
    x = 145,250.40

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1.5x scale

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.