Home / 68,770.36-103,161.03-29,327.83

Finding the Fourth Proportional to 68,770.36, 103,161.03 and 29,327.83

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Solution

The fourth proportional to 68,770.36, 103,161.03 and 29,327.83 is: 43,994.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,770.36 : 103,161.03 = 29,327.83 : x
  2. Step 2: Convert to fraction form
    68,770.36/103,161.03 = 29,327.83/x
  3. Step 3: Cross multiply
    68,770.36x = 103,161.03 × 29,327.83
  4. Step 4: Simplify right side
    68,770.36x = 3,025,489,150.46
  5. Step 5: Solve for x
    x = 3,025,489,150.46/68,770.36
  6. Step 6: Final answer
    x = 43,994.09

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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.