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Finding the Fourth Proportional to 11,131.32, 16,698.12 and 4,556.44

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Solution

The fourth proportional to 11,131.32, 16,698.12 and 4,556.44 is: 6,835.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131.32 : 16,698.12 = 4,556.44 : x
  2. Step 2: Convert to fraction form
    11,131.32/16,698.12 = 4,556.44/x
  3. Step 3: Cross multiply
    11,131.32x = 16,698.12 × 4,556.44
  4. Step 4: Simplify right side
    11,131.32x = 76,083,981.89
  5. Step 5: Solve for x
    x = 76,083,981.89/11,131.32
  6. Step 6: Final answer
    x = 6,835.13

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