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Finding the Fourth Proportional to 74,793.02, 112,103.40 and 30,371

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Solution

The fourth proportional to 74,793.02, 112,103.40 and 30,371 is: 45,521.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,793.02 : 112,103.40 = 30,371 : x
  2. Step 2: Convert to fraction form
    74,793.02/112,103.40 = 30,371/x
  3. Step 3: Cross multiply
    74,793.02x = 112,103.40 × 30,371
  4. Step 4: Simplify right side
    74,793.02x = 3,404,692,361.40
  5. Step 5: Solve for x
    x = 3,404,692,361.40/74,793.02
  6. Step 6: Final answer
    x = 45,521.53

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