Home / 161,883.37-242,766.73-68,396.41

Finding the Fourth Proportional to 161,883.37, 242,766.73 and 68,396.41

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Solution

The fourth proportional to 161,883.37, 242,766.73 and 68,396.41 is: 102,569.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,883.37 : 242,766.73 = 68,396.41 : x
  2. Step 2: Convert to fraction form
    161,883.37/242,766.73 = 68,396.41/x
  3. Step 3: Cross multiply
    161,883.37x = 242,766.73 × 68,396.41
  4. Step 4: Simplify right side
    161,883.37x = 16,604,372,799.44
  5. Step 5: Solve for x
    x = 16,604,372,799.44/161,883.37
  6. Step 6: Final answer
    x = 102,569.97

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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.