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Finding the Fourth Proportional to 93,750.76, 129,241.50 and 66,846.64

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Solution

The fourth proportional to 93,750.76, 129,241.50 and 66,846.64 is: 92,152.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,750.76 : 129,241.50 = 66,846.64 : x
  2. Step 2: Convert to fraction form
    93,750.76/129,241.50 = 66,846.64/x
  3. Step 3: Cross multiply
    93,750.76x = 129,241.50 × 66,846.64
  4. Step 4: Simplify right side
    93,750.76x = 8,639,360,023.56
  5. Step 5: Solve for x
    x = 8,639,360,023.56/93,750.76
  6. Step 6: Final answer
    x = 92,152.43

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