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Finding the Fourth Proportional to 38,519.10, 57,764.04 and 15,132.78

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Solution

The fourth proportional to 38,519.10, 57,764.04 and 15,132.78 is: 22,693.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,519.10 : 57,764.04 = 15,132.78 : x
  2. Step 2: Convert to fraction form
    38,519.10/57,764.04 = 15,132.78/x
  3. Step 3: Cross multiply
    38,519.10x = 57,764.04 × 15,132.78
  4. Step 4: Simplify right side
    38,519.10x = 874,130,509.23
  5. Step 5: Solve for x
    x = 874,130,509.23/38,519.10
  6. Step 6: Final answer
    x = 22,693.43

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