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Finding the Fourth Proportional to 8,716.14, 12,032.55 and 5,936.22

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Solution

The fourth proportional to 8,716.14, 12,032.55 and 5,936.22 is: 8,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.14 : 12,032.55 = 5,936.22 : x
  2. Step 2: Convert to fraction form
    8,716.14/12,032.55 = 5,936.22/x
  3. Step 3: Cross multiply
    8,716.14x = 12,032.55 × 5,936.22
  4. Step 4: Simplify right side
    8,716.14x = 71,427,863.96
  5. Step 5: Solve for x
    x = 71,427,863.96/8,716.14
  6. Step 6: Final answer
    x = 8,194.90

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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.