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Finding the Fourth Proportional to 140,374.54, 193,716.95 and 76,712.34

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Solution

The fourth proportional to 140,374.54, 193,716.95 and 76,712.34 is: 105,863.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,374.54 : 193,716.95 = 76,712.34 : x
  2. Step 2: Convert to fraction form
    140,374.54/193,716.95 = 76,712.34/x
  3. Step 3: Cross multiply
    140,374.54x = 193,716.95 × 76,712.34
  4. Step 4: Simplify right side
    140,374.54x = 14,860,480,723.94
  5. Step 5: Solve for x
    x = 14,860,480,723.94/140,374.54
  6. Step 6: Final answer
    x = 105,863.08

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