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Finding the Fourth Proportional to 93,355.29, 128,828.75 and 50,911.29

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Solution

The fourth proportional to 93,355.29, 128,828.75 and 50,911.29 is: 70,256.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,355.29 : 128,828.75 = 50,911.29 : x
  2. Step 2: Convert to fraction form
    93,355.29/128,828.75 = 50,911.29/x
  3. Step 3: Cross multiply
    93,355.29x = 128,828.75 × 50,911.29
  4. Step 4: Simplify right side
    93,355.29x = 6,558,837,597.03
  5. Step 5: Solve for x
    x = 6,558,837,597.03/93,355.29
  6. Step 6: Final answer
    x = 70,256.73

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