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Finding the Fourth Proportional to 209,609.48, 289,167.63 and 141,604.58

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Solution

The fourth proportional to 209,609.48, 289,167.63 and 141,604.58 is: 195,351.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,609.48 : 289,167.63 = 141,604.58 : x
  2. Step 2: Convert to fraction form
    209,609.48/289,167.63 = 141,604.58/x
  3. Step 3: Cross multiply
    209,609.48x = 289,167.63 × 141,604.58
  4. Step 4: Simplify right side
    209,609.48x = 40,947,460,795.75
  5. Step 5: Solve for x
    x = 40,947,460,795.75/209,609.48
  6. Step 6: Final answer
    x = 195,351.19

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