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Finding the Fourth Proportional to 93,474.21, 128,993.74 and 51,032.74

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Solution

The fourth proportional to 93,474.21, 128,993.74 and 51,032.74 is: 70,424.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,474.21 : 128,993.74 = 51,032.74 : x
  2. Step 2: Convert to fraction form
    93,474.21/128,993.74 = 51,032.74/x
  3. Step 3: Cross multiply
    93,474.21x = 128,993.74 × 51,032.74
  4. Step 4: Simplify right side
    93,474.21x = 6,582,903,739.88
  5. Step 5: Solve for x
    x = 6,582,903,739.88/93,474.21
  6. Step 6: Final answer
    x = 70,424.81

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