Home / 148,004.25-204,245.87-80,936.25

Finding the Fourth Proportional to 148,004.25, 204,245.87 and 80,936.25

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Solution

The fourth proportional to 148,004.25, 204,245.87 and 80,936.25 is: 111,692.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,004.25 : 204,245.87 = 80,936.25 : x
  2. Step 2: Convert to fraction form
    148,004.25/204,245.87 = 80,936.25/x
  3. Step 3: Cross multiply
    148,004.25x = 204,245.87 × 80,936.25
  4. Step 4: Simplify right side
    148,004.25x = 16,530,894,391.11
  5. Step 5: Solve for x
    x = 16,530,894,391.11/148,004.25
  6. Step 6: Final answer
    x = 111,692.03

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1.5x scale

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.