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Finding the Fourth Proportional to 16,091, 22,183.68 and 12,063.88

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Solution

The fourth proportional to 16,091, 22,183.68 and 12,063.88 is: 16,631.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,091 : 22,183.68 = 12,063.88 : x
  2. Step 2: Convert to fraction form
    16,091/22,183.68 = 12,063.88/x
  3. Step 3: Cross multiply
    16,091x = 22,183.68 × 12,063.88
  4. Step 4: Simplify right side
    16,091x = 267,621,253.48
  5. Step 5: Solve for x
    x = 267,621,253.48/16,091
  6. Step 6: Final answer
    x = 16,631.74

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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.