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Finding the Fourth Proportional to 10,984.68, 16,480.68 and 7,301.40

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Solution

The fourth proportional to 10,984.68, 16,480.68 and 7,301.40 is: 10,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.68 : 16,480.68 = 7,301.40 : x
  2. Step 2: Convert to fraction form
    10,984.68/16,480.68 = 7,301.40/x
  3. Step 3: Cross multiply
    10,984.68x = 16,480.68 × 7,301.40
  4. Step 4: Simplify right side
    10,984.68x = 120,332,036.95
  5. Step 5: Solve for x
    x = 120,332,036.95/10,984.68
  6. Step 6: Final answer
    x = 10,954.53

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