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Finding the Fourth Proportional to 14,153.17, 19,530.84 and 7,865.95

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Solution

The fourth proportional to 14,153.17, 19,530.84 and 7,865.95 is: 10,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,153.17 : 19,530.84 = 7,865.95 : x
  2. Step 2: Convert to fraction form
    14,153.17/19,530.84 = 7,865.95/x
  3. Step 3: Cross multiply
    14,153.17x = 19,530.84 × 7,865.95
  4. Step 4: Simplify right side
    14,153.17x = 153,628,610.90
  5. Step 5: Solve for x
    x = 153,628,610.90/14,153.17
  6. Step 6: Final answer
    x = 10,854.71

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