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Finding the Fourth Proportional to 15,181.22, 22,776.39 and 5,821.47

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Solution

The fourth proportional to 15,181.22, 22,776.39 and 5,821.47 is: 8,733.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181.22 : 22,776.39 = 5,821.47 : x
  2. Step 2: Convert to fraction form
    15,181.22/22,776.39 = 5,821.47/x
  3. Step 3: Cross multiply
    15,181.22x = 22,776.39 × 5,821.47
  4. Step 4: Simplify right side
    15,181.22x = 132,592,071.09
  5. Step 5: Solve for x
    x = 132,592,071.09/15,181.22
  6. Step 6: Final answer
    x = 8,733.95

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