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Finding the Fourth Proportional to 213,606.82, 294,776.64 and 120,465.15

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Solution

The fourth proportional to 213,606.82, 294,776.64 and 120,465.15 is: 166,241.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,606.82 : 294,776.64 = 120,465.15 : x
  2. Step 2: Convert to fraction form
    213,606.82/294,776.64 = 120,465.15/x
  3. Step 3: Cross multiply
    213,606.82x = 294,776.64 × 120,465.15
  4. Step 4: Simplify right side
    213,606.82x = 35,510,312,216.55
  5. Step 5: Solve for x
    x = 35,510,312,216.55/213,606.82
  6. Step 6: Final answer
    x = 166,241.47

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