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Finding the Fourth Proportional to 93,267.72, 128,707.78 and 50,826.60

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Solution

The fourth proportional to 93,267.72, 128,707.78 and 50,826.60 is: 70,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,267.72 : 128,707.78 = 50,826.60 : x
  2. Step 2: Convert to fraction form
    93,267.72/128,707.78 = 50,826.60/x
  3. Step 3: Cross multiply
    93,267.72x = 128,707.78 × 50,826.60
  4. Step 4: Simplify right side
    93,267.72x = 6,541,778,850.95
  5. Step 5: Solve for x
    x = 6,541,778,850.95/93,267.72
  6. Step 6: Final answer
    x = 70,139.80

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