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Finding the Fourth Proportional to 27,426.01, 41,138.40 and 12,634.92

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Solution

The fourth proportional to 27,426.01, 41,138.40 and 12,634.92 is: 18,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,426.01 : 41,138.40 = 12,634.92 : x
  2. Step 2: Convert to fraction form
    27,426.01/41,138.40 = 12,634.92/x
  3. Step 3: Cross multiply
    27,426.01x = 41,138.40 × 12,634.92
  4. Step 4: Simplify right side
    27,426.01x = 519,780,489.37
  5. Step 5: Solve for x
    x = 519,780,489.37/27,426.01
  6. Step 6: Final answer
    x = 18,952.10

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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.