Home / 148,546.40-222,517.20-92,213.60

Finding the Fourth Proportional to 148,546.40, 222,517.20 and 92,213.60

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Solution

The fourth proportional to 148,546.40, 222,517.20 and 92,213.60 is: 138,132.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,546.40 : 222,517.20 = 92,213.60 : x
  2. Step 2: Convert to fraction form
    148,546.40/222,517.20 = 92,213.60/x
  3. Step 3: Cross multiply
    148,546.40x = 222,517.20 × 92,213.60
  4. Step 4: Simplify right side
    148,546.40x = 20,519,112,073.92
  5. Step 5: Solve for x
    x = 20,519,112,073.92/148,546.40
  6. Step 6: Final answer
    x = 138,132.68

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.