Home / 226,582.38-339,851.48-68,812.20

Finding the Fourth Proportional to 226,582.38, 339,851.48 and 68,812.20

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Solution

The fourth proportional to 226,582.38, 339,851.48 and 68,812.20 is: 103,211.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,582.38 : 339,851.48 = 68,812.20 : x
  2. Step 2: Convert to fraction form
    226,582.38/339,851.48 = 68,812.20/x
  3. Step 3: Cross multiply
    226,582.38x = 339,851.48 × 68,812.20
  4. Step 4: Simplify right side
    226,582.38x = 23,385,928,012.06
  5. Step 5: Solve for x
    x = 23,385,928,012.06/226,582.38
  6. Step 6: Final answer
    x = 103,211.59

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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.