Home / 263,824.39-395,736.60-64,143.45

Finding the Fourth Proportional to 263,824.39, 395,736.60 and 64,143.45

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Solution

The fourth proportional to 263,824.39, 395,736.60 and 64,143.45 is: 96,215.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,824.39 : 395,736.60 = 64,143.45 : x
  2. Step 2: Convert to fraction form
    263,824.39/395,736.60 = 64,143.45/x
  3. Step 3: Cross multiply
    263,824.39x = 395,736.60 × 64,143.45
  4. Step 4: Simplify right side
    263,824.39x = 25,383,910,815.27
  5. Step 5: Solve for x
    x = 25,383,910,815.27/263,824.39
  6. Step 6: Final answer
    x = 96,215.18

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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.