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Finding the Fourth Proportional to 61,233.36, 91,884.06 and 33,153

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Solution

The fourth proportional to 61,233.36, 91,884.06 and 33,153 is: 49,747.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,233.36 : 91,884.06 = 33,153 : x
  2. Step 2: Convert to fraction form
    61,233.36/91,884.06 = 33,153/x
  3. Step 3: Cross multiply
    61,233.36x = 91,884.06 × 33,153
  4. Step 4: Simplify right side
    61,233.36x = 3,046,232,241.18
  5. Step 5: Solve for x
    x = 3,046,232,241.18/61,233.36
  6. Step 6: Final answer
    x = 49,747.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.