Home / 262,908.20-394,401.90-96,683.24

Finding the Fourth Proportional to 262,908.20, 394,401.90 and 96,683.24

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Solution

The fourth proportional to 262,908.20, 394,401.90 and 96,683.24 is: 145,039.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,908.20 : 394,401.90 = 96,683.24 : x
  2. Step 2: Convert to fraction form
    262,908.20/394,401.90 = 96,683.24/x
  3. Step 3: Cross multiply
    262,908.20x = 394,401.90 × 96,683.24
  4. Step 4: Simplify right side
    262,908.20x = 38,132,053,554.16
  5. Step 5: Solve for x
    x = 38,132,053,554.16/262,908.20
  6. Step 6: Final answer
    x = 145,039.42

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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.