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Finding the Fourth Proportional to 114,288.39, 171,459.95 and 47,691.47

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Solution

The fourth proportional to 114,288.39, 171,459.95 and 47,691.47 is: 71,548.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,288.39 : 171,459.95 = 47,691.47 : x
  2. Step 2: Convert to fraction form
    114,288.39/171,459.95 = 47,691.47/x
  3. Step 3: Cross multiply
    114,288.39x = 171,459.95 × 47,691.47
  4. Step 4: Simplify right side
    114,288.39x = 8,177,175,965.87
  5. Step 5: Solve for x
    x = 8,177,175,965.87/114,288.39
  6. Step 6: Final answer
    x = 71,548.62

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