Home / 262,919.20-394,418.40-96,694.24

Finding the Fourth Proportional to 262,919.20, 394,418.40 and 96,694.24

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Solution

The fourth proportional to 262,919.20, 394,418.40 and 96,694.24 is: 145,055.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,919.20 : 394,418.40 = 96,694.24 : x
  2. Step 2: Convert to fraction form
    262,919.20/394,418.40 = 96,694.24/x
  3. Step 3: Cross multiply
    262,919.20x = 394,418.40 × 96,694.24
  4. Step 4: Simplify right side
    262,919.20x = 38,137,987,430.02
  5. Step 5: Solve for x
    x = 38,137,987,430.02/262,919.20
  6. Step 6: Final answer
    x = 145,055.92

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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.