Home / 80,524.37-111,105.74-48,692.60

Finding the Fourth Proportional to 80,524.37, 111,105.74 and 48,692.60

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Solution

The fourth proportional to 80,524.37, 111,105.74 and 48,692.60 is: 67,184.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,524.37 : 111,105.74 = 48,692.60 : x
  2. Step 2: Convert to fraction form
    80,524.37/111,105.74 = 48,692.60/x
  3. Step 3: Cross multiply
    80,524.37x = 111,105.74 × 48,692.60
  4. Step 4: Simplify right side
    80,524.37x = 5,410,027,112.06
  5. Step 5: Solve for x
    x = 5,410,027,112.06/80,524.37
  6. Step 6: Final answer
    x = 67,184.97

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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.