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Finding the Fourth Proportional to 15,282.92, 22,919.93 and 5,920.85

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Solution

The fourth proportional to 15,282.92, 22,919.93 and 5,920.85 is: 8,879.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,282.92 : 22,919.93 = 5,920.85 : x
  2. Step 2: Convert to fraction form
    15,282.92/22,919.93 = 5,920.85/x
  3. Step 3: Cross multiply
    15,282.92x = 22,919.93 × 5,920.85
  4. Step 4: Simplify right side
    15,282.92x = 135,705,401.00
  5. Step 5: Solve for x
    x = 135,705,401.00/15,282.92
  6. Step 6: Final answer
    x = 8,879.55

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