Home / 80,524.62-111,106.08-48,692.85

Finding the Fourth Proportional to 80,524.62, 111,106.08 and 48,692.85

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Solution

The fourth proportional to 80,524.62, 111,106.08 and 48,692.85 is: 67,185.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,524.62 : 111,106.08 = 48,692.85 : x
  2. Step 2: Convert to fraction form
    80,524.62/111,106.08 = 48,692.85/x
  3. Step 3: Cross multiply
    80,524.62x = 111,106.08 × 48,692.85
  4. Step 4: Simplify right side
    80,524.62x = 5,410,071,687.53
  5. Step 5: Solve for x
    x = 5,410,071,687.53/80,524.62
  6. Step 6: Final answer
    x = 67,185.31

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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.