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Finding the Fourth Proportional to 93,367.58, 128,836.05 and 53,081.42

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Solution

The fourth proportional to 93,367.58, 128,836.05 and 53,081.42 is: 73,245.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,367.58 : 128,836.05 = 53,081.42 : x
  2. Step 2: Convert to fraction form
    93,367.58/128,836.05 = 53,081.42/x
  3. Step 3: Cross multiply
    93,367.58x = 128,836.05 × 53,081.42
  4. Step 4: Simplify right side
    93,367.58x = 6,838,800,481.19
  5. Step 5: Solve for x
    x = 6,838,800,481.19/93,367.58
  6. Step 6: Final answer
    x = 73,245.99

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