Home / 263,654.96-395,479.14-63,977

Finding the Fourth Proportional to 263,654.96, 395,479.14 and 63,977

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Solution

The fourth proportional to 263,654.96, 395,479.14 and 63,977 is: 95,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,654.96 : 395,479.14 = 63,977 : x
  2. Step 2: Convert to fraction form
    263,654.96/395,479.14 = 63,977/x
  3. Step 3: Cross multiply
    263,654.96x = 395,479.14 × 63,977
  4. Step 4: Simplify right side
    263,654.96x = 25,301,568,939.78
  5. Step 5: Solve for x
    x = 25,301,568,939.78/263,654.96
  6. Step 6: Final answer
    x = 95,964.70

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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.