Home / 263,942.20-395,907.66-64,263.64

Finding the Fourth Proportional to 263,942.20, 395,907.66 and 64,263.64

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Solution

The fourth proportional to 263,942.20, 395,907.66 and 64,263.64 is: 96,394.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,942.20 : 395,907.66 = 64,263.64 : x
  2. Step 2: Convert to fraction form
    263,942.20/395,907.66 = 64,263.64/x
  3. Step 3: Cross multiply
    263,942.20x = 395,907.66 × 64,263.64
  4. Step 4: Simplify right side
    263,942.20x = 25,442,467,335.48
  5. Step 5: Solve for x
    x = 25,442,467,335.48/263,942.20
  6. Step 6: Final answer
    x = 96,394.09

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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.