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Finding the Fourth Proportional to 98,411.74, 135,843.30 and 58,125.70

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Solution

The fourth proportional to 98,411.74, 135,843.30 and 58,125.70 is: 80,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,411.74 : 135,843.30 = 58,125.70 : x
  2. Step 2: Convert to fraction form
    98,411.74/135,843.30 = 58,125.70/x
  3. Step 3: Cross multiply
    98,411.74x = 135,843.30 × 58,125.70
  4. Step 4: Simplify right side
    98,411.74x = 7,895,986,902.81
  5. Step 5: Solve for x
    x = 7,895,986,902.81/98,411.74
  6. Step 6: Final answer
    x = 80,234.20

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