Home / 226,509.77-339,766.71-68,738.22

Finding the Fourth Proportional to 226,509.77, 339,766.71 and 68,738.22

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Solution

The fourth proportional to 226,509.77, 339,766.71 and 68,738.22 is: 103,107.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,509.77 : 339,766.71 = 68,738.22 : x
  2. Step 2: Convert to fraction form
    226,509.77/339,766.71 = 68,738.22/x
  3. Step 3: Cross multiply
    226,509.77x = 339,766.71 × 68,738.22
  4. Step 4: Simplify right side
    226,509.77x = 23,354,958,602.89
  5. Step 5: Solve for x
    x = 23,354,958,602.89/226,509.77
  6. Step 6: Final answer
    x = 103,107.95

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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.