Home / 263,053.45-394,684.37-136,773.33

Finding the Fourth Proportional to 263,053.45, 394,684.37 and 136,773.33

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Solution

The fourth proportional to 263,053.45, 394,684.37 and 136,773.33 is: 205,214.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,053.45 : 394,684.37 = 136,773.33 : x
  2. Step 2: Convert to fraction form
    263,053.45/394,684.37 = 136,773.33/x
  3. Step 3: Cross multiply
    263,053.45x = 394,684.37 × 136,773.33
  4. Step 4: Simplify right side
    263,053.45x = 53,982,295,583.85
  5. Step 5: Solve for x
    x = 53,982,295,583.85/263,053.45
  6. Step 6: Final answer
    x = 205,214.17

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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.