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Finding the Fourth Proportional to 18,223.30, 27,325.50 and 8,354.08

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Solution

The fourth proportional to 18,223.30, 27,325.50 and 8,354.08 is: 12,526.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223.30 : 27,325.50 = 8,354.08 : x
  2. Step 2: Convert to fraction form
    18,223.30/27,325.50 = 8,354.08/x
  3. Step 3: Cross multiply
    18,223.30x = 27,325.50 × 8,354.08
  4. Step 4: Simplify right side
    18,223.30x = 228,279,413.04
  5. Step 5: Solve for x
    x = 228,279,413.04/18,223.30
  6. Step 6: Final answer
    x = 12,526.79

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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.