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Finding the Fourth Proportional to 27,537.29, 41,308.64 and 8,812.61

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Solution

The fourth proportional to 27,537.29, 41,308.64 and 8,812.61 is: 13,219.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,537.29 : 41,308.64 = 8,812.61 : x
  2. Step 2: Convert to fraction form
    27,537.29/41,308.64 = 8,812.61/x
  3. Step 3: Cross multiply
    27,537.29x = 41,308.64 × 8,812.61
  4. Step 4: Simplify right side
    27,537.29x = 364,036,933.95
  5. Step 5: Solve for x
    x = 364,036,933.95/27,537.29
  6. Step 6: Final answer
    x = 13,219.78

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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.