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Finding the Fourth Proportional to 18,029.01, 27,006.80 and 14,709.09

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Solution

The fourth proportional to 18,029.01, 27,006.80 and 14,709.09 is: 22,033.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,029.01 : 27,006.80 = 14,709.09 : x
  2. Step 2: Convert to fraction form
    18,029.01/27,006.80 = 14,709.09/x
  3. Step 3: Cross multiply
    18,029.01x = 27,006.80 × 14,709.09
  4. Step 4: Simplify right side
    18,029.01x = 397,245,562.28
  5. Step 5: Solve for x
    x = 397,245,562.28/18,029.01
  6. Step 6: Final answer
    x = 22,033.68

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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.