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Finding the Fourth Proportional to 48,904.40, 73,356.60 and 45,599.60

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Solution

The fourth proportional to 48,904.40, 73,356.60 and 45,599.60 is: 68,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,904.40 : 73,356.60 = 45,599.60 : x
  2. Step 2: Convert to fraction form
    48,904.40/73,356.60 = 45,599.60/x
  3. Step 3: Cross multiply
    48,904.40x = 73,356.60 × 45,599.60
  4. Step 4: Simplify right side
    48,904.40x = 3,345,031,617.36
  5. Step 5: Solve for x
    x = 3,345,031,617.36/48,904.40
  6. Step 6: Final answer
    x = 68,399.40

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