Home / 231,792.02-347,717.19-81,997.10

Finding the Fourth Proportional to 231,792.02, 347,717.19 and 81,997.10

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Solution

The fourth proportional to 231,792.02, 347,717.19 and 81,997.10 is: 123,005.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,792.02 : 347,717.19 = 81,997.10 : x
  2. Step 2: Convert to fraction form
    231,792.02/347,717.19 = 81,997.10/x
  3. Step 3: Cross multiply
    231,792.02x = 347,717.19 × 81,997.10
  4. Step 4: Simplify right side
    231,792.02x = 28,511,801,200.15
  5. Step 5: Solve for x
    x = 28,511,801,200.15/231,792.02
  6. Step 6: Final answer
    x = 123,005.97

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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.