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Finding the Fourth Proportional to 149,200.74, 223,689.33 and 90,022.41

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Solution

The fourth proportional to 149,200.74, 223,689.33 and 90,022.41 is: 134,966.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,200.74 : 223,689.33 = 90,022.41 : x
  2. Step 2: Convert to fraction form
    149,200.74/223,689.33 = 90,022.41/x
  3. Step 3: Cross multiply
    149,200.74x = 223,689.33 × 90,022.41
  4. Step 4: Simplify right side
    149,200.74x = 20,137,052,577.89
  5. Step 5: Solve for x
    x = 20,137,052,577.89/149,200.74
  6. Step 6: Final answer
    x = 134,966.17

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