Home / 263,504.82-395,268.09-76,516.32

Finding the Fourth Proportional to 263,504.82, 395,268.09 and 76,516.32

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Solution

The fourth proportional to 263,504.82, 395,268.09 and 76,516.32 is: 114,777.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,504.82 : 395,268.09 = 76,516.32 : x
  2. Step 2: Convert to fraction form
    263,504.82/395,268.09 = 76,516.32/x
  3. Step 3: Cross multiply
    263,504.82x = 395,268.09 × 76,516.32
  4. Step 4: Simplify right side
    263,504.82x = 30,244,459,660.23
  5. Step 5: Solve for x
    x = 30,244,459,660.23/263,504.82
  6. Step 6: Final answer
    x = 114,777.63

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1.5x scale

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.