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Finding the Fourth Proportional to 50,836.50, 70,154.37 and 30,964.50

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Solution

The fourth proportional to 50,836.50, 70,154.37 and 30,964.50 is: 42,731.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,836.50 : 70,154.37 = 30,964.50 : x
  2. Step 2: Convert to fraction form
    50,836.50/70,154.37 = 30,964.50/x
  3. Step 3: Cross multiply
    50,836.50x = 70,154.37 × 30,964.50
  4. Step 4: Simplify right side
    50,836.50x = 2,172,294,989.87
  5. Step 5: Solve for x
    x = 2,172,294,989.87/50,836.50
  6. Step 6: Final answer
    x = 42,731.01

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