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Finding the Fourth Proportional to 57,404.62, 86,108.55 and 15,851.62

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Solution

The fourth proportional to 57,404.62, 86,108.55 and 15,851.62 is: 23,777.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,404.62 : 86,108.55 = 15,851.62 : x
  2. Step 2: Convert to fraction form
    57,404.62/86,108.55 = 15,851.62/x
  3. Step 3: Cross multiply
    57,404.62x = 86,108.55 × 15,851.62
  4. Step 4: Simplify right side
    57,404.62x = 1,364,960,013.35
  5. Step 5: Solve for x
    x = 1,364,960,013.35/57,404.62
  6. Step 6: Final answer
    x = 23,777.88

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