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Finding the Fourth Proportional to 10,714.91, 16,082.75 and 5,172.16

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Solution

The fourth proportional to 10,714.91, 16,082.75 and 5,172.16 is: 7,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,714.91 : 16,082.75 = 5,172.16 : x
  2. Step 2: Convert to fraction form
    10,714.91/16,082.75 = 5,172.16/x
  3. Step 3: Cross multiply
    10,714.91x = 16,082.75 × 5,172.16
  4. Step 4: Simplify right side
    10,714.91x = 83,182,556.24
  5. Step 5: Solve for x
    x = 83,182,556.24/10,714.91
  6. Step 6: Final answer
    x = 7,763.25

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