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Finding the Fourth Proportional to 35,691.81, 49,255.08 and 19,559.13

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Solution

The fourth proportional to 35,691.81, 49,255.08 and 19,559.13 is: 26,991.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,691.81 : 49,255.08 = 19,559.13 : x
  2. Step 2: Convert to fraction form
    35,691.81/49,255.08 = 19,559.13/x
  3. Step 3: Cross multiply
    35,691.81x = 49,255.08 × 19,559.13
  4. Step 4: Simplify right side
    35,691.81x = 963,386,512.88
  5. Step 5: Solve for x
    x = 963,386,512.88/35,691.81
  6. Step 6: Final answer
    x = 26,991.81

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