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Finding the Fourth Proportional to 52,155.12, 78,244.20 and 24,438

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Solution

The fourth proportional to 52,155.12, 78,244.20 and 24,438 is: 36,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,155.12 : 78,244.20 = 24,438 : x
  2. Step 2: Convert to fraction form
    52,155.12/78,244.20 = 24,438/x
  3. Step 3: Cross multiply
    52,155.12x = 78,244.20 × 24,438
  4. Step 4: Simplify right side
    52,155.12x = 1,912,131,759.60
  5. Step 5: Solve for x
    x = 1,912,131,759.60/52,155.12
  6. Step 6: Final answer
    x = 36,662.40

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