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Finding the Fourth Proportional to 16,340.70, 24,450.30 and 11,966.70

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Solution

The fourth proportional to 16,340.70, 24,450.30 and 11,966.70 is: 17,905.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,340.70 : 24,450.30 = 11,966.70 : x
  2. Step 2: Convert to fraction form
    16,340.70/24,450.30 = 11,966.70/x
  3. Step 3: Cross multiply
    16,340.70x = 24,450.30 × 11,966.70
  4. Step 4: Simplify right side
    16,340.70x = 292,589,405.01
  5. Step 5: Solve for x
    x = 292,589,405.01/16,340.70
  6. Step 6: Final answer
    x = 17,905.56

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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.