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Finding the Fourth Proportional to 18,179.00, 27,268.83 and 5,698.74

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Solution

The fourth proportional to 18,179.00, 27,268.83 and 5,698.74 is: 8,548.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179.00 : 27,268.83 = 5,698.74 : x
  2. Step 2: Convert to fraction form
    18,179.00/27,268.83 = 5,698.74/x
  3. Step 3: Cross multiply
    18,179.00x = 27,268.83 × 5,698.74
  4. Step 4: Simplify right side
    18,179.00x = 155,397,943.78
  5. Step 5: Solve for x
    x = 155,397,943.78/18,179.00
  6. Step 6: Final answer
    x = 8,548.21

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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.