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Finding the Fourth Proportional to 140,597.42, 194,027.58 and 76,935.20

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Solution

The fourth proportional to 140,597.42, 194,027.58 and 76,935.20 is: 106,172.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,597.42 : 194,027.58 = 76,935.20 : x
  2. Step 2: Convert to fraction form
    140,597.42/194,027.58 = 76,935.20/x
  3. Step 3: Cross multiply
    140,597.42x = 194,027.58 × 76,935.20
  4. Step 4: Simplify right side
    140,597.42x = 14,927,550,672.82
  5. Step 5: Solve for x
    x = 14,927,550,672.82/140,597.42
  6. Step 6: Final answer
    x = 106,172.29

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