Home / 69,136.96-103,682.38-27,006.12

Finding the Fourth Proportional to 69,136.96, 103,682.38 and 27,006.12

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Solution

The fourth proportional to 69,136.96, 103,682.38 and 27,006.12 is: 40,500.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,136.96 : 103,682.38 = 27,006.12 : x
  2. Step 2: Convert to fraction form
    69,136.96/103,682.38 = 27,006.12/x
  3. Step 3: Cross multiply
    69,136.96x = 103,682.38 × 27,006.12
  4. Step 4: Simplify right side
    69,136.96x = 2,800,058,796.17
  5. Step 5: Solve for x
    x = 2,800,058,796.17/69,136.96
  6. Step 6: Final answer
    x = 40,500.17

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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.