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Finding the Fourth Proportional to 99,020.02, 136,647.65 and 53,697.99

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Solution

The fourth proportional to 99,020.02, 136,647.65 and 53,697.99 is: 74,103.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,020.02 : 136,647.65 = 53,697.99 : x
  2. Step 2: Convert to fraction form
    99,020.02/136,647.65 = 53,697.99/x
  3. Step 3: Cross multiply
    99,020.02x = 136,647.65 × 53,697.99
  4. Step 4: Simplify right side
    99,020.02x = 7,337,704,143.22
  5. Step 5: Solve for x
    x = 7,337,704,143.22/99,020.02
  6. Step 6: Final answer
    x = 74,103.24

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