Home / 226,106.54-338,716.44-131,137.28

Finding the Fourth Proportional to 226,106.54, 338,716.44 and 131,137.28

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Solution

The fourth proportional to 226,106.54, 338,716.44 and 131,137.28 is: 196,448.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,106.54 : 338,716.44 = 131,137.28 : x
  2. Step 2: Convert to fraction form
    226,106.54/338,716.44 = 131,137.28/x
  3. Step 3: Cross multiply
    226,106.54x = 338,716.44 × 131,137.28
  4. Step 4: Simplify right side
    226,106.54x = 44,418,352,632.88
  5. Step 5: Solve for x
    x = 44,418,352,632.88/226,106.54
  6. Step 6: Final answer
    x = 196,448.77

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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.