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Finding the Fourth Proportional to 73,302.50, 101,157.64 and 39,768.50

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Solution

The fourth proportional to 73,302.50, 101,157.64 and 39,768.50 is: 54,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,302.50 : 101,157.64 = 39,768.50 : x
  2. Step 2: Convert to fraction form
    73,302.50/101,157.64 = 39,768.50/x
  3. Step 3: Cross multiply
    73,302.50x = 101,157.64 × 39,768.50
  4. Step 4: Simplify right side
    73,302.50x = 4,022,887,001.13
  5. Step 5: Solve for x
    x = 4,022,887,001.13/73,302.50
  6. Step 6: Final answer
    x = 54,880.63

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