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Finding the Fourth Proportional to 91,747, 137,643.62 and 26,083

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Solution

The fourth proportional to 91,747, 137,643.62 and 26,083 is: 39,131.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,747 : 137,643.62 = 26,083 : x
  2. Step 2: Convert to fraction form
    91,747/137,643.62 = 26,083/x
  3. Step 3: Cross multiply
    91,747x = 137,643.62 × 26,083
  4. Step 4: Simplify right side
    91,747x = 3,590,158,540.46
  5. Step 5: Solve for x
    x = 3,590,158,540.46/91,747
  6. Step 6: Final answer
    x = 39,131.07

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