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Finding the Fourth Proportional to 18,241.92, 27,366.06 and 7,568.28

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Solution

The fourth proportional to 18,241.92, 27,366.06 and 7,568.28 is: 11,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,241.92 : 27,366.06 = 7,568.28 : x
  2. Step 2: Convert to fraction form
    18,241.92/27,366.06 = 7,568.28/x
  3. Step 3: Cross multiply
    18,241.92x = 27,366.06 × 7,568.28
  4. Step 4: Simplify right side
    18,241.92x = 207,114,004.58
  5. Step 5: Solve for x
    x = 207,114,004.58/18,241.92
  6. Step 6: Final answer
    x = 11,353.74

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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.