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Finding the Fourth Proportional to 10,793.55, 16,208.55 and 7,112.10

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Solution

The fourth proportional to 10,793.55, 16,208.55 and 7,112.10 is: 10,680.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,793.55 : 16,208.55 = 7,112.10 : x
  2. Step 2: Convert to fraction form
    10,793.55/16,208.55 = 7,112.10/x
  3. Step 3: Cross multiply
    10,793.55x = 16,208.55 × 7,112.10
  4. Step 4: Simplify right side
    10,793.55x = 115,276,828.46
  5. Step 5: Solve for x
    x = 115,276,828.46/10,793.55
  6. Step 6: Final answer
    x = 10,680.16

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