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Finding the Fourth Proportional to 114,551.70, 171,827.55 and 99,789.45

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Solution

The fourth proportional to 114,551.70, 171,827.55 and 99,789.45 is: 149,684.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,551.70 : 171,827.55 = 99,789.45 : x
  2. Step 2: Convert to fraction form
    114,551.70/171,827.55 = 99,789.45/x
  3. Step 3: Cross multiply
    114,551.70x = 171,827.55 × 99,789.45
  4. Step 4: Simplify right side
    114,551.70x = 17,146,576,709.35
  5. Step 5: Solve for x
    x = 17,146,576,709.35/114,551.70
  6. Step 6: Final answer
    x = 149,684.18

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