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Finding the Fourth Proportional to 33,683.89, 50,531.02 and 11,492.09

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Solution

The fourth proportional to 33,683.89, 50,531.02 and 11,492.09 is: 17,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,683.89 : 50,531.02 = 11,492.09 : x
  2. Step 2: Convert to fraction form
    33,683.89/50,531.02 = 11,492.09/x
  3. Step 3: Cross multiply
    33,683.89x = 50,531.02 × 11,492.09
  4. Step 4: Simplify right side
    33,683.89x = 580,706,990.87
  5. Step 5: Solve for x
    x = 580,706,990.87/33,683.89
  6. Step 6: Final answer
    x = 17,239.90

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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.