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Finding the Fourth Proportional to 10,498.41, 15,747.49 and 4,256.93

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Solution

The fourth proportional to 10,498.41, 15,747.49 and 4,256.93 is: 6,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,498.41 : 15,747.49 = 4,256.93 : x
  2. Step 2: Convert to fraction form
    10,498.41/15,747.49 = 4,256.93/x
  3. Step 3: Cross multiply
    10,498.41x = 15,747.49 × 4,256.93
  4. Step 4: Simplify right side
    10,498.41x = 67,036,007.30
  5. Step 5: Solve for x
    x = 67,036,007.30/10,498.41
  6. Step 6: Final answer
    x = 6,385.35

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