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Finding the Fourth Proportional to 19,927.51, 27,499.63 and 10,975.85

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Solution

The fourth proportional to 19,927.51, 27,499.63 and 10,975.85 is: 15,146.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.51 : 27,499.63 = 10,975.85 : x
  2. Step 2: Convert to fraction form
    19,927.51/27,499.63 = 10,975.85/x
  3. Step 3: Cross multiply
    19,927.51x = 27,499.63 × 10,975.85
  4. Step 4: Simplify right side
    19,927.51x = 301,831,752.12
  5. Step 5: Solve for x
    x = 301,831,752.12/19,927.51
  6. Step 6: Final answer
    x = 15,146.49

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