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Finding the Fourth Proportional to 10,047.93, 15,068.81 and 6,947.86

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Solution

The fourth proportional to 10,047.93, 15,068.81 and 6,947.86 is: 10,419.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,047.93 : 15,068.81 = 6,947.86 : x
  2. Step 2: Convert to fraction form
    10,047.93/15,068.81 = 6,947.86/x
  3. Step 3: Cross multiply
    10,047.93x = 15,068.81 × 6,947.86
  4. Step 4: Simplify right side
    10,047.93x = 104,695,961.94
  5. Step 5: Solve for x
    x = 104,695,961.94/10,047.93
  6. Step 6: Final answer
    x = 10,419.65

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