Home / 262,930.20-394,395.30-96,696.60

Finding the Fourth Proportional to 262,930.20, 394,395.30 and 96,696.60

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Solution

The fourth proportional to 262,930.20, 394,395.30 and 96,696.60 is: 145,044.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,930.20 : 394,395.30 = 96,696.60 : x
  2. Step 2: Convert to fraction form
    262,930.20/394,395.30 = 96,696.60/x
  3. Step 3: Cross multiply
    262,930.20x = 394,395.30 × 96,696.60
  4. Step 4: Simplify right side
    262,930.20x = 38,136,684,565.98
  5. Step 5: Solve for x
    x = 38,136,684,565.98/262,930.20
  6. Step 6: Final answer
    x = 145,044.90

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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.