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Finding the Fourth Proportional to 44,608.50, 66,938.67 and 19,984.50

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Solution

The fourth proportional to 44,608.50, 66,938.67 and 19,984.50 is: 29,988.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,608.50 : 66,938.67 = 19,984.50 : x
  2. Step 2: Convert to fraction form
    44,608.50/66,938.67 = 19,984.50/x
  3. Step 3: Cross multiply
    44,608.50x = 66,938.67 × 19,984.50
  4. Step 4: Simplify right side
    44,608.50x = 1,337,735,850.62
  5. Step 5: Solve for x
    x = 1,337,735,850.62/44,608.50
  6. Step 6: Final answer
    x = 29,988.36

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