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Finding the Fourth Proportional to 93,718.46, 129,290.39 and 54,936.63

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Solution

The fourth proportional to 93,718.46, 129,290.39 and 54,936.63 is: 75,788.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,718.46 : 129,290.39 = 54,936.63 : x
  2. Step 2: Convert to fraction form
    93,718.46/129,290.39 = 54,936.63/x
  3. Step 3: Cross multiply
    93,718.46x = 129,290.39 × 54,936.63
  4. Step 4: Simplify right side
    93,718.46x = 7,102,778,317.99
  5. Step 5: Solve for x
    x = 7,102,778,317.99/93,718.46
  6. Step 6: Final answer
    x = 75,788.47

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