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Finding the Fourth Proportional to 73,958.46, 102,062.64 and 40,424.46

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Solution

The fourth proportional to 73,958.46, 102,062.64 and 40,424.46 is: 55,785.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,958.46 : 102,062.64 = 40,424.46 : x
  2. Step 2: Convert to fraction form
    73,958.46/102,062.64 = 40,424.46/x
  3. Step 3: Cross multiply
    73,958.46x = 102,062.64 × 40,424.46
  4. Step 4: Simplify right side
    73,958.46x = 4,125,827,108.17
  5. Step 5: Solve for x
    x = 4,125,827,108.17/73,958.46
  6. Step 6: Final answer
    x = 55,785.74

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