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Finding the Fourth Proportional to 51,440.03, 77,163.03 and 19,850.27

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Solution

The fourth proportional to 51,440.03, 77,163.03 and 19,850.27 is: 29,776.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,440.03 : 77,163.03 = 19,850.27 : x
  2. Step 2: Convert to fraction form
    51,440.03/77,163.03 = 19,850.27/x
  3. Step 3: Cross multiply
    51,440.03x = 77,163.03 × 19,850.27
  4. Step 4: Simplify right side
    51,440.03x = 1,531,706,593.70
  5. Step 5: Solve for x
    x = 1,531,706,593.70/51,440.03
  6. Step 6: Final answer
    x = 29,776.55

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1.5x scale

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.