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Finding the Fourth Proportional to 17,950.73, 26,931.59 and 9,191.84

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Solution

The fourth proportional to 17,950.73, 26,931.59 and 9,191.84 is: 13,790.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,950.73 : 26,931.59 = 9,191.84 : x
  2. Step 2: Convert to fraction form
    17,950.73/26,931.59 = 9,191.84/x
  3. Step 3: Cross multiply
    17,950.73x = 26,931.59 × 9,191.84
  4. Step 4: Simplify right side
    17,950.73x = 247,550,866.23
  5. Step 5: Solve for x
    x = 247,550,866.23/17,950.73
  6. Step 6: Final answer
    x = 13,790.57

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