Home / 193,107.73-266,499.60-108,230.26

Finding the Fourth Proportional to 193,107.73, 266,499.60 and 108,230.26

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Solution

The fourth proportional to 193,107.73, 266,499.60 and 108,230.26 is: 149,363.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,107.73 : 266,499.60 = 108,230.26 : x
  2. Step 2: Convert to fraction form
    193,107.73/266,499.60 = 108,230.26/x
  3. Step 3: Cross multiply
    193,107.73x = 266,499.60 × 108,230.26
  4. Step 4: Simplify right side
    193,107.73x = 28,843,320,997.90
  5. Step 5: Solve for x
    x = 28,843,320,997.90/193,107.73
  6. Step 6: Final answer
    x = 149,363.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.