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Finding the Fourth Proportional to 18,146.88, 27,214.56 and 5,832

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Solution

The fourth proportional to 18,146.88, 27,214.56 and 5,832 is: 8,746.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.88 : 27,214.56 = 5,832 : x
  2. Step 2: Convert to fraction form
    18,146.88/27,214.56 = 5,832/x
  3. Step 3: Cross multiply
    18,146.88x = 27,214.56 × 5,832
  4. Step 4: Simplify right side
    18,146.88x = 158,715,313.92
  5. Step 5: Solve for x
    x = 158,715,313.92/18,146.88
  6. Step 6: Final answer
    x = 8,746.15

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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.