Home / 68,772.36-103,164.03-29,329.83

Finding the Fourth Proportional to 68,772.36, 103,164.03 and 29,329.83

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Solution

The fourth proportional to 68,772.36, 103,164.03 and 29,329.83 is: 43,997.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,772.36 : 103,164.03 = 29,329.83 : x
  2. Step 2: Convert to fraction form
    68,772.36/103,164.03 = 29,329.83/x
  3. Step 3: Cross multiply
    68,772.36x = 103,164.03 × 29,329.83
  4. Step 4: Simplify right side
    68,772.36x = 3,025,783,462.01
  5. Step 5: Solve for x
    x = 3,025,783,462.01/68,772.36
  6. Step 6: Final answer
    x = 43,997.09

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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.