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Finding the Fourth Proportional to 72,798.14, 109,206.81 and 25,414.08

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Solution

The fourth proportional to 72,798.14, 109,206.81 and 25,414.08 is: 38,124.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,798.14 : 109,206.81 = 25,414.08 : x
  2. Step 2: Convert to fraction form
    72,798.14/109,206.81 = 25,414.08/x
  3. Step 3: Cross multiply
    72,798.14x = 109,206.81 × 25,414.08
  4. Step 4: Simplify right side
    72,798.14x = 2,775,390,605.88
  5. Step 5: Solve for x
    x = 2,775,390,605.88/72,798.14
  6. Step 6: Final answer
    x = 38,124.47

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