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Finding the Fourth Proportional to 75,086.62, 112,685.42 and 60,471.93

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Solution

The fourth proportional to 75,086.62, 112,685.42 and 60,471.93 is: 90,752.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,086.62 : 112,685.42 = 60,471.93 : x
  2. Step 2: Convert to fraction form
    75,086.62/112,685.42 = 60,471.93/x
  3. Step 3: Cross multiply
    75,086.62x = 112,685.42 × 60,471.93
  4. Step 4: Simplify right side
    75,086.62x = 6,814,304,830.26
  5. Step 5: Solve for x
    x = 6,814,304,830.26/75,086.62
  6. Step 6: Final answer
    x = 90,752.58

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