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Finding the Fourth Proportional to 92,924.88, 128,238.84 and 50,486.28

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Solution

The fourth proportional to 92,924.88, 128,238.84 and 50,486.28 is: 69,672.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,924.88 : 128,238.84 = 50,486.28 : x
  2. Step 2: Convert to fraction form
    92,924.88/128,238.84 = 50,486.28/x
  3. Step 3: Cross multiply
    92,924.88x = 128,238.84 × 50,486.28
  4. Step 4: Simplify right side
    92,924.88x = 6,474,301,983.12
  5. Step 5: Solve for x
    x = 6,474,301,983.12/92,924.88
  6. Step 6: Final answer
    x = 69,672.43

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