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Finding the Fourth Proportional to 75,212.84, 103,840.90 and 48,401.93

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Solution

The fourth proportional to 75,212.84, 103,840.90 and 48,401.93 is: 66,825.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,212.84 : 103,840.90 = 48,401.93 : x
  2. Step 2: Convert to fraction form
    75,212.84/103,840.90 = 48,401.93/x
  3. Step 3: Cross multiply
    75,212.84x = 103,840.90 × 48,401.93
  4. Step 4: Simplify right side
    75,212.84x = 5,026,099,972.94
  5. Step 5: Solve for x
    x = 5,026,099,972.94/75,212.84
  6. Step 6: Final answer
    x = 66,825.03

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