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Finding the Fourth Proportional to 25,229.92, 37,862.45 and 10,438.92

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Solution

The fourth proportional to 25,229.92, 37,862.45 and 10,438.92 is: 15,665.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,229.92 : 37,862.45 = 10,438.92 : x
  2. Step 2: Convert to fraction form
    25,229.92/37,862.45 = 10,438.92/x
  3. Step 3: Cross multiply
    25,229.92x = 37,862.45 × 10,438.92
  4. Step 4: Simplify right side
    25,229.92x = 395,242,931.52
  5. Step 5: Solve for x
    x = 395,242,931.52/25,229.92
  6. Step 6: Final answer
    x = 15,665.64

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