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Finding the Fourth Proportional to 109,681.73, 151,363.89 and 61,942.25

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Solution

The fourth proportional to 109,681.73, 151,363.89 and 61,942.25 is: 85,482.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,681.73 : 151,363.89 = 61,942.25 : x
  2. Step 2: Convert to fraction form
    109,681.73/151,363.89 = 61,942.25/x
  3. Step 3: Cross multiply
    109,681.73x = 151,363.89 × 61,942.25
  4. Step 4: Simplify right side
    109,681.73x = 9,375,820,293.76
  5. Step 5: Solve for x
    x = 9,375,820,293.76/109,681.73
  6. Step 6: Final answer
    x = 85,482.06

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