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Finding the Fourth Proportional to 44,638.94, 66,933.02 and 34,503.72

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Solution

The fourth proportional to 44,638.94, 66,933.02 and 34,503.72 is: 51,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,638.94 : 66,933.02 = 34,503.72 : x
  2. Step 2: Convert to fraction form
    44,638.94/66,933.02 = 34,503.72/x
  3. Step 3: Cross multiply
    44,638.94x = 66,933.02 × 34,503.72
  4. Step 4: Simplify right side
    44,638.94x = 2,309,438,388.70
  5. Step 5: Solve for x
    x = 2,309,438,388.70/44,638.94
  6. Step 6: Final answer
    x = 51,735.96

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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.