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Finding the Fourth Proportional to 25,813.81, 38,734.83 and 10,019.47

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Solution

The fourth proportional to 25,813.81, 38,734.83 and 10,019.47 is: 15,034.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,813.81 : 38,734.83 = 10,019.47 : x
  2. Step 2: Convert to fraction form
    25,813.81/38,734.83 = 10,019.47/x
  3. Step 3: Cross multiply
    25,813.81x = 38,734.83 × 10,019.47
  4. Step 4: Simplify right side
    25,813.81x = 388,102,580.05
  5. Step 5: Solve for x
    x = 388,102,580.05/25,813.81
  6. Step 6: Final answer
    x = 15,034.69

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