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Finding the Fourth Proportional to 31,999.02, 48,007.74 and 9,815.68

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Solution

The fourth proportional to 31,999.02, 48,007.74 and 9,815.68 is: 14,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,999.02 : 48,007.74 = 9,815.68 : x
  2. Step 2: Convert to fraction form
    31,999.02/48,007.74 = 9,815.68/x
  3. Step 3: Cross multiply
    31,999.02x = 48,007.74 × 9,815.68
  4. Step 4: Simplify right side
    31,999.02x = 471,228,613.36
  5. Step 5: Solve for x
    x = 471,228,613.36/31,999.02
  6. Step 6: Final answer
    x = 14,726.35

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