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Finding the Fourth Proportional to 18,594.97, 27,894.17 and 5,268.38

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Solution

The fourth proportional to 18,594.97, 27,894.17 and 5,268.38 is: 7,903.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,594.97 : 27,894.17 = 5,268.38 : x
  2. Step 2: Convert to fraction form
    18,594.97/27,894.17 = 5,268.38/x
  3. Step 3: Cross multiply
    18,594.97x = 27,894.17 × 5,268.38
  4. Step 4: Simplify right side
    18,594.97x = 146,956,961.04
  5. Step 5: Solve for x
    x = 146,956,961.04/18,594.97
  6. Step 6: Final answer
    x = 7,903.05

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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.