Home / 235,022.21-352,664.31-126,949.38

Finding the Fourth Proportional to 235,022.21, 352,664.31 and 126,949.38

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Solution

The fourth proportional to 235,022.21, 352,664.31 and 126,949.38 is: 190,494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,022.21 : 352,664.31 = 126,949.38 : x
  2. Step 2: Convert to fraction form
    235,022.21/352,664.31 = 126,949.38/x
  3. Step 3: Cross multiply
    235,022.21x = 352,664.31 × 126,949.38
  4. Step 4: Simplify right side
    235,022.21x = 44,770,514,656.20
  5. Step 5: Solve for x
    x = 44,770,514,656.20/235,022.21
  6. Step 6: Final answer
    x = 190,494.83

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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.