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Finding the Fourth Proportional to 16,692.98, 25,037.84 and 4,380.98

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Solution

The fourth proportional to 16,692.98, 25,037.84 and 4,380.98 is: 6,571.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692.98 : 25,037.84 = 4,380.98 : x
  2. Step 2: Convert to fraction form
    16,692.98/25,037.84 = 4,380.98/x
  3. Step 3: Cross multiply
    16,692.98x = 25,037.84 × 4,380.98
  4. Step 4: Simplify right side
    16,692.98x = 109,690,162.05
  5. Step 5: Solve for x
    x = 109,690,162.05/16,692.98
  6. Step 6: Final answer
    x = 6,571.04

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1.5x scale

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.