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Finding the Fourth Proportional to 115,756.40, 173,634.60 and 49,198.70

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Solution

The fourth proportional to 115,756.40, 173,634.60 and 49,198.70 is: 73,798.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,756.40 : 173,634.60 = 49,198.70 : x
  2. Step 2: Convert to fraction form
    115,756.40/173,634.60 = 49,198.70/x
  3. Step 3: Cross multiply
    115,756.40x = 173,634.60 × 49,198.70
  4. Step 4: Simplify right side
    115,756.40x = 8,542,596,595.02
  5. Step 5: Solve for x
    x = 8,542,596,595.02/115,756.40
  6. Step 6: Final answer
    x = 73,798.05

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