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Finding the Fourth Proportional to 97,391.58, 146,085.84 and 49,979.31

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Solution

The fourth proportional to 97,391.58, 146,085.84 and 49,979.31 is: 74,968.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,391.58 : 146,085.84 = 49,979.31 : x
  2. Step 2: Convert to fraction form
    97,391.58/146,085.84 = 49,979.31/x
  3. Step 3: Cross multiply
    97,391.58x = 146,085.84 × 49,979.31
  4. Step 4: Simplify right side
    97,391.58x = 7,301,269,483.97
  5. Step 5: Solve for x
    x = 7,301,269,483.97/97,391.58
  6. Step 6: Final answer
    x = 74,968.18

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