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Finding the Fourth Proportional to 93,310.48, 128,770.46 and 50,869.32

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Solution

The fourth proportional to 93,310.48, 128,770.46 and 50,869.32 is: 70,200.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,310.48 : 128,770.46 = 50,869.32 : x
  2. Step 2: Convert to fraction form
    93,310.48/128,770.46 = 50,869.32/x
  3. Step 3: Cross multiply
    93,310.48x = 128,770.46 × 50,869.32
  4. Step 4: Simplify right side
    93,310.48x = 6,550,465,736.29
  5. Step 5: Solve for x
    x = 6,550,465,736.29/93,310.48
  6. Step 6: Final answer
    x = 70,200.75

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