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Finding the Fourth Proportional to 57,968.10, 86,952.15 and 53,108.10

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Solution

The fourth proportional to 57,968.10, 86,952.15 and 53,108.10 is: 79,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,968.10 : 86,952.15 = 53,108.10 : x
  2. Step 2: Convert to fraction form
    57,968.10/86,952.15 = 53,108.10/x
  3. Step 3: Cross multiply
    57,968.10x = 86,952.15 × 53,108.10
  4. Step 4: Simplify right side
    57,968.10x = 4,617,863,477.42
  5. Step 5: Solve for x
    x = 4,617,863,477.42/57,968.10
  6. Step 6: Final answer
    x = 79,662.15

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