Home / 148,223.20-222,480.60-73,427.80

Finding the Fourth Proportional to 148,223.20, 222,480.60 and 73,427.80

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Solution

The fourth proportional to 148,223.20, 222,480.60 and 73,427.80 is: 110,213.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,223.20 : 222,480.60 = 73,427.80 : x
  2. Step 2: Convert to fraction form
    148,223.20/222,480.60 = 73,427.80/x
  3. Step 3: Cross multiply
    148,223.20x = 222,480.60 × 73,427.80
  4. Step 4: Simplify right side
    148,223.20x = 16,336,261,000.68
  5. Step 5: Solve for x
    x = 16,336,261,000.68/148,223.20
  6. Step 6: Final answer
    x = 110,213.93

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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.