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Finding the Fourth Proportional to 18,059.58, 27,082.38 and 6,211.11

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Solution

The fourth proportional to 18,059.58, 27,082.38 and 6,211.11 is: 9,314.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.58 : 27,082.38 = 6,211.11 : x
  2. Step 2: Convert to fraction form
    18,059.58/27,082.38 = 6,211.11/x
  3. Step 3: Cross multiply
    18,059.58x = 27,082.38 × 6,211.11
  4. Step 4: Simplify right side
    18,059.58x = 168,211,485.18
  5. Step 5: Solve for x
    x = 168,211,485.18/18,059.58
  6. Step 6: Final answer
    x = 9,314.25

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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.