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Finding the Fourth Proportional to 74,785.05, 112,084.03 and 37,355.57

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Solution

The fourth proportional to 74,785.05, 112,084.03 and 37,355.57 is: 55,986.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,785.05 : 112,084.03 = 37,355.57 : x
  2. Step 2: Convert to fraction form
    74,785.05/112,084.03 = 37,355.57/x
  3. Step 3: Cross multiply
    74,785.05x = 112,084.03 × 37,355.57
  4. Step 4: Simplify right side
    74,785.05x = 4,186,962,828.55
  5. Step 5: Solve for x
    x = 4,186,962,828.55/74,785.05
  6. Step 6: Final answer
    x = 55,986.63

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