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Finding the Fourth Proportional to 39,067.38, 58,601.18 and 9,485.17

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Solution

The fourth proportional to 39,067.38, 58,601.18 and 9,485.17 is: 14,227.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,067.38 : 58,601.18 = 9,485.17 : x
  2. Step 2: Convert to fraction form
    39,067.38/58,601.18 = 9,485.17/x
  3. Step 3: Cross multiply
    39,067.38x = 58,601.18 × 9,485.17
  4. Step 4: Simplify right side
    39,067.38x = 555,842,031.71
  5. Step 5: Solve for x
    x = 555,842,031.71/39,067.38
  6. Step 6: Final answer
    x = 14,227.78

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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.