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Finding the Fourth Proportional to 98,979.48, 136,585.80 and 58,697.04

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Solution

The fourth proportional to 98,979.48, 136,585.80 and 58,697.04 is: 80,998.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,979.48 : 136,585.80 = 58,697.04 : x
  2. Step 2: Convert to fraction form
    98,979.48/136,585.80 = 58,697.04/x
  3. Step 3: Cross multiply
    98,979.48x = 136,585.80 × 58,697.04
  4. Step 4: Simplify right side
    98,979.48x = 8,017,182,166.03
  5. Step 5: Solve for x
    x = 8,017,182,166.03/98,979.48
  6. Step 6: Final answer
    x = 80,998.43

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