Home / 226,636.48-339,801.36-126,865.54

Finding the Fourth Proportional to 226,636.48, 339,801.36 and 126,865.54

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Solution

The fourth proportional to 226,636.48, 339,801.36 and 126,865.54 is: 190,212.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,636.48 : 339,801.36 = 126,865.54 : x
  2. Step 2: Convert to fraction form
    226,636.48/339,801.36 = 126,865.54/x
  3. Step 3: Cross multiply
    226,636.48x = 339,801.36 × 126,865.54
  4. Step 4: Simplify right side
    226,636.48x = 43,109,083,029.13
  5. Step 5: Solve for x
    x = 43,109,083,029.13/226,636.48
  6. Step 6: Final answer
    x = 190,212.46

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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.