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Finding the Fourth Proportional to 210,350.80, 290,295.92 and 114,866.40

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Solution

The fourth proportional to 210,350.80, 290,295.92 and 114,866.40 is: 158,522.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,350.80 : 290,295.92 = 114,866.40 : x
  2. Step 2: Convert to fraction form
    210,350.80/290,295.92 = 114,866.40/x
  3. Step 3: Cross multiply
    210,350.80x = 290,295.92 × 114,866.40
  4. Step 4: Simplify right side
    210,350.80x = 33,345,247,265.09
  5. Step 5: Solve for x
    x = 33,345,247,265.09/210,350.80
  6. Step 6: Final answer
    x = 158,522.08

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