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Finding the Fourth Proportional to 213,556.40, 294,681.94 and 118,049.84

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Solution

The fourth proportional to 213,556.40, 294,681.94 and 118,049.84 is: 162,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,556.40 : 294,681.94 = 118,049.84 : x
  2. Step 2: Convert to fraction form
    213,556.40/294,681.94 = 118,049.84/x
  3. Step 3: Cross multiply
    213,556.40x = 294,681.94 × 118,049.84
  4. Step 4: Simplify right side
    213,556.40x = 34,787,155,867.89
  5. Step 5: Solve for x
    x = 34,787,155,867.89/213,556.40
  6. Step 6: Final answer
    x = 162,894.47

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