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Finding the Fourth Proportional to 70,755.26, 106,110.36 and 23,361.52

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Solution

The fourth proportional to 70,755.26, 106,110.36 and 23,361.52 is: 35,034.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,755.26 : 106,110.36 = 23,361.52 : x
  2. Step 2: Convert to fraction form
    70,755.26/106,110.36 = 23,361.52/x
  3. Step 3: Cross multiply
    70,755.26x = 106,110.36 × 23,361.52
  4. Step 4: Simplify right side
    70,755.26x = 2,478,899,297.35
  5. Step 5: Solve for x
    x = 2,478,899,297.35/70,755.26
  6. Step 6: Final answer
    x = 35,034.84

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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.