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Finding the Fourth Proportional to 69,145.92, 103,631.40 and 44,176.32

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Solution

The fourth proportional to 69,145.92, 103,631.40 and 44,176.32 is: 66,208.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,145.92 : 103,631.40 = 44,176.32 : x
  2. Step 2: Convert to fraction form
    69,145.92/103,631.40 = 44,176.32/x
  3. Step 3: Cross multiply
    69,145.92x = 103,631.40 × 44,176.32
  4. Step 4: Simplify right side
    69,145.92x = 4,578,053,888.45
  5. Step 5: Solve for x
    x = 4,578,053,888.45/69,145.92
  6. Step 6: Final answer
    x = 66,208.59

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