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Finding the Fourth Proportional to 53,794.76, 74,232.72 and 31,133.84

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Solution

The fourth proportional to 53,794.76, 74,232.72 and 31,133.84 is: 42,962.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,794.76 : 74,232.72 = 31,133.84 : x
  2. Step 2: Convert to fraction form
    53,794.76/74,232.72 = 31,133.84/x
  3. Step 3: Cross multiply
    53,794.76x = 74,232.72 × 31,133.84
  4. Step 4: Simplify right side
    53,794.76x = 2,311,149,627.24
  5. Step 5: Solve for x
    x = 2,311,149,627.24/53,794.76
  6. Step 6: Final answer
    x = 42,962.36

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