Home / 262,924.20-394,386.30-96,690.60

Finding the Fourth Proportional to 262,924.20, 394,386.30 and 96,690.60

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Solution

The fourth proportional to 262,924.20, 394,386.30 and 96,690.60 is: 145,035.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,924.20 : 394,386.30 = 96,690.60 : x
  2. Step 2: Convert to fraction form
    262,924.20/394,386.30 = 96,690.60/x
  3. Step 3: Cross multiply
    262,924.20x = 394,386.30 × 96,690.60
  4. Step 4: Simplify right side
    262,924.20x = 38,133,447,978.78
  5. Step 5: Solve for x
    x = 38,133,447,978.78/262,924.20
  6. Step 6: Final answer
    x = 145,035.90

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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.