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Finding the Fourth Proportional to 16,380.73, 24,571.10 and 4,068.73

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Solution

The fourth proportional to 16,380.73, 24,571.10 and 4,068.73 is: 6,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,380.73 : 24,571.10 = 4,068.73 : x
  2. Step 2: Convert to fraction form
    16,380.73/24,571.10 = 4,068.73/x
  3. Step 3: Cross multiply
    16,380.73x = 24,571.10 × 4,068.73
  4. Step 4: Simplify right side
    16,380.73x = 99,973,171.70
  5. Step 5: Solve for x
    x = 99,973,171.70/16,380.73
  6. Step 6: Final answer
    x = 6,103.10

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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.