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Finding the Fourth Proportional to 18,337.05, 27,510.44 and 7,241.04

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Solution

The fourth proportional to 18,337.05, 27,510.44 and 7,241.04 is: 10,863.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337.05 : 27,510.44 = 7,241.04 : x
  2. Step 2: Convert to fraction form
    18,337.05/27,510.44 = 7,241.04/x
  3. Step 3: Cross multiply
    18,337.05x = 27,510.44 × 7,241.04
  4. Step 4: Simplify right side
    18,337.05x = 199,204,160.25
  5. Step 5: Solve for x
    x = 199,204,160.25/18,337.05
  6. Step 6: Final answer
    x = 10,863.48

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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.