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Finding the Fourth Proportional to 69,762.53, 104,641.46 and 30,319.64

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Solution

The fourth proportional to 69,762.53, 104,641.46 and 30,319.64 is: 45,478.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,762.53 : 104,641.46 = 30,319.64 : x
  2. Step 2: Convert to fraction form
    69,762.53/104,641.46 = 30,319.64/x
  3. Step 3: Cross multiply
    69,762.53x = 104,641.46 × 30,319.64
  4. Step 4: Simplify right side
    69,762.53x = 3,172,691,244.68
  5. Step 5: Solve for x
    x = 3,172,691,244.68/69,762.53
  6. Step 6: Final answer
    x = 45,478.44

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