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Finding the Fourth Proportional to 39,838, 59,757 and 12,136

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Solution

The fourth proportional to 39,838, 59,757 and 12,136 is: 18,204

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,838 : 59,757 = 12,136 : x
  2. Step 2: Convert to fraction form
    39,838/59,757 = 12,136/x
  3. Step 3: Cross multiply
    39,838x = 59,757 × 12,136
  4. Step 4: Simplify right side
    39,838x = 725,210,952
  5. Step 5: Solve for x
    x = 725,210,952/39,838
  6. Step 6: Final answer
    x = 18,204

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