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Finding the Fourth Proportional to 39,850.88, 54,991.68 and 23,936

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Solution

The fourth proportional to 39,850.88, 54,991.68 and 23,936 is: 33,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,850.88 : 54,991.68 = 23,936 : x
  2. Step 2: Convert to fraction form
    39,850.88/54,991.68 = 23,936/x
  3. Step 3: Cross multiply
    39,850.88x = 54,991.68 × 23,936
  4. Step 4: Simplify right side
    39,850.88x = 1,316,280,852.48
  5. Step 5: Solve for x
    x = 1,316,280,852.48/39,850.88
  6. Step 6: Final answer
    x = 33,030.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.