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Finding the Fourth Proportional to 75,968.15, 113,805.81 and 42,586.83

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Solution

The fourth proportional to 75,968.15, 113,805.81 and 42,586.83 is: 63,798.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,968.15 : 113,805.81 = 42,586.83 : x
  2. Step 2: Convert to fraction form
    75,968.15/113,805.81 = 42,586.83/x
  3. Step 3: Cross multiply
    75,968.15x = 113,805.81 × 42,586.83
  4. Step 4: Simplify right side
    75,968.15x = 4,846,628,683.48
  5. Step 5: Solve for x
    x = 4,846,628,683.48/75,968.15
  6. Step 6: Final answer
    x = 63,798.17

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