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Finding the Fourth Proportional to 98,753.44, 136,276.32 and 56,325.64

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Solution

The fourth proportional to 98,753.44, 136,276.32 and 56,325.64 is: 77,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,753.44 : 136,276.32 = 56,325.64 : x
  2. Step 2: Convert to fraction form
    98,753.44/136,276.32 = 56,325.64/x
  3. Step 3: Cross multiply
    98,753.44x = 136,276.32 × 56,325.64
  4. Step 4: Simplify right side
    98,753.44x = 7,675,850,940.84
  5. Step 5: Solve for x
    x = 7,675,850,940.84/98,753.44
  6. Step 6: Final answer
    x = 77,727.43

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