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Finding the Fourth Proportional to 93,123.18, 128,512.71 and 50,684.46

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Solution

The fourth proportional to 93,123.18, 128,512.71 and 50,684.46 is: 69,946.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,123.18 : 128,512.71 = 50,684.46 : x
  2. Step 2: Convert to fraction form
    93,123.18/128,512.71 = 50,684.46/x
  3. Step 3: Cross multiply
    93,123.18x = 128,512.71 × 50,684.46
  4. Step 4: Simplify right side
    93,123.18x = 6,513,597,309.49
  5. Step 5: Solve for x
    x = 6,513,597,309.49/93,123.18
  6. Step 6: Final answer
    x = 69,946.04

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