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Finding the Fourth Proportional to 18,167.71, 27,251.52 and 5,020.06

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Solution

The fourth proportional to 18,167.71, 27,251.52 and 5,020.06 is: 7,530.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.71 : 27,251.52 = 5,020.06 : x
  2. Step 2: Convert to fraction form
    18,167.71/27,251.52 = 5,020.06/x
  3. Step 3: Cross multiply
    18,167.71x = 27,251.52 × 5,020.06
  4. Step 4: Simplify right side
    18,167.71x = 136,804,265.49
  5. Step 5: Solve for x
    x = 136,804,265.49/18,167.71
  6. Step 6: Final answer
    x = 7,530.08

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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.