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Finding the Fourth Proportional to 98,545.76, 135,993.13 and 53,223.73

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Solution

The fourth proportional to 98,545.76, 135,993.13 and 53,223.73 is: 73,448.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,545.76 : 135,993.13 = 53,223.73 : x
  2. Step 2: Convert to fraction form
    98,545.76/135,993.13 = 53,223.73/x
  3. Step 3: Cross multiply
    98,545.76x = 135,993.13 × 53,223.73
  4. Step 4: Simplify right side
    98,545.76x = 7,238,061,924.89
  5. Step 5: Solve for x
    x = 7,238,061,924.89/98,545.76
  6. Step 6: Final answer
    x = 73,448.74

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