Home / 148,758.20-222,489.30-133,076.60

Finding the Fourth Proportional to 148,758.20, 222,489.30 and 133,076.60

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Solution

The fourth proportional to 148,758.20, 222,489.30 and 133,076.60 is: 199,035.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,758.20 : 222,489.30 = 133,076.60 : x
  2. Step 2: Convert to fraction form
    148,758.20/222,489.30 = 133,076.60/x
  3. Step 3: Cross multiply
    148,758.20x = 222,489.30 × 133,076.60
  4. Step 4: Simplify right side
    148,758.20x = 29,608,119,580.38
  5. Step 5: Solve for x
    x = 29,608,119,580.38/148,758.20
  6. Step 6: Final answer
    x = 199,035.21

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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.