Home / 263,452.14-395,196.71-105,680.61

Finding the Fourth Proportional to 263,452.14, 395,196.71 and 105,680.61

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Solution

The fourth proportional to 263,452.14, 395,196.71 and 105,680.61 is: 158,528.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,452.14 : 395,196.71 = 105,680.61 : x
  2. Step 2: Convert to fraction form
    263,452.14/395,196.71 = 105,680.61/x
  3. Step 3: Cross multiply
    263,452.14x = 395,196.71 × 105,680.61
  4. Step 4: Simplify right side
    263,452.14x = 41,764,628,854.39
  5. Step 5: Solve for x
    x = 41,764,628,854.39/263,452.14
  6. Step 6: Final answer
    x = 158,528.33

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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.