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Finding the Fourth Proportional to 186,819.96, 257,817.23 and 106,259.08

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Solution

The fourth proportional to 186,819.96, 257,817.23 and 106,259.08 is: 146,640.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,819.96 : 257,817.23 = 106,259.08 : x
  2. Step 2: Convert to fraction form
    186,819.96/257,817.23 = 106,259.08/x
  3. Step 3: Cross multiply
    186,819.96x = 257,817.23 × 106,259.08
  4. Step 4: Simplify right side
    186,819.96x = 27,395,421,667.95
  5. Step 5: Solve for x
    x = 27,395,421,667.95/186,819.96
  6. Step 6: Final answer
    x = 146,640.76

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