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Finding the Fourth Proportional to 11,736, 16,195.71 and 6,358.49

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Solution

The fourth proportional to 11,736, 16,195.71 and 6,358.49 is: 8,774.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,736 : 16,195.71 = 6,358.49 : x
  2. Step 2: Convert to fraction form
    11,736/16,195.71 = 6,358.49/x
  3. Step 3: Cross multiply
    11,736x = 16,195.71 × 6,358.49
  4. Step 4: Simplify right side
    11,736x = 102,980,179.10
  5. Step 5: Solve for x
    x = 102,980,179.10/11,736
  6. Step 6: Final answer
    x = 8,774.73

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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.