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Finding the Fourth Proportional to 16,246.14, 22,419.74 and 8,794.14

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Solution

The fourth proportional to 16,246.14, 22,419.74 and 8,794.14 is: 12,135.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,246.14 : 22,419.74 = 8,794.14 : x
  2. Step 2: Convert to fraction form
    16,246.14/22,419.74 = 8,794.14/x
  3. Step 3: Cross multiply
    16,246.14x = 22,419.74 × 8,794.14
  4. Step 4: Simplify right side
    16,246.14x = 197,162,332.32
  5. Step 5: Solve for x
    x = 197,162,332.32/16,246.14
  6. Step 6: Final answer
    x = 12,135.95

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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.