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Finding the Fourth Proportional to 27,009.28, 40,517.97 and 9,476.02

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Solution

The fourth proportional to 27,009.28, 40,517.97 and 9,476.02 is: 14,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,009.28 : 40,517.97 = 9,476.02 : x
  2. Step 2: Convert to fraction form
    27,009.28/40,517.97 = 9,476.02/x
  3. Step 3: Cross multiply
    27,009.28x = 40,517.97 × 9,476.02
  4. Step 4: Simplify right side
    27,009.28x = 383,949,094.08
  5. Step 5: Solve for x
    x = 383,949,094.08/27,009.28
  6. Step 6: Final answer
    x = 14,215.45

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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.