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Finding the Fourth Proportional to 74,913.60, 112,240.80 and 48,604.80

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Solution

The fourth proportional to 74,913.60, 112,240.80 and 48,604.80 is: 72,823.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,913.60 : 112,240.80 = 48,604.80 : x
  2. Step 2: Convert to fraction form
    74,913.60/112,240.80 = 48,604.80/x
  3. Step 3: Cross multiply
    74,913.60x = 112,240.80 × 48,604.80
  4. Step 4: Simplify right side
    74,913.60x = 5,455,441,635.84
  5. Step 5: Solve for x
    x = 5,455,441,635.84/74,913.60
  6. Step 6: Final answer
    x = 72,823.11

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