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Finding the Fourth Proportional to 18,059.30, 27,052.22 and 14,739.38

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Solution

The fourth proportional to 18,059.30, 27,052.22 and 14,739.38 is: 22,079.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.30 : 27,052.22 = 14,739.38 : x
  2. Step 2: Convert to fraction form
    18,059.30/27,052.22 = 14,739.38/x
  3. Step 3: Cross multiply
    18,059.30x = 27,052.22 × 14,739.38
  4. Step 4: Simplify right side
    18,059.30x = 398,732,852.01
  5. Step 5: Solve for x
    x = 398,732,852.01/18,059.30
  6. Step 6: Final answer
    x = 22,079.09

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.