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Finding the Fourth Proportional to 93,503.43, 129,039.55 and 57,193.49

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Solution

The fourth proportional to 93,503.43, 129,039.55 and 57,193.49 is: 78,929.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,503.43 : 129,039.55 = 57,193.49 : x
  2. Step 2: Convert to fraction form
    93,503.43/129,039.55 = 57,193.49/x
  3. Step 3: Cross multiply
    93,503.43x = 129,039.55 × 57,193.49
  4. Step 4: Simplify right side
    93,503.43x = 7,380,222,392.14
  5. Step 5: Solve for x
    x = 7,380,222,392.14/93,503.43
  6. Step 6: Final answer
    x = 78,929.96

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