Home / 68,767.30-103,102.03-26,611.82

Finding the Fourth Proportional to 68,767.30, 103,102.03 and 26,611.82

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Solution

The fourth proportional to 68,767.30, 103,102.03 and 26,611.82 is: 39,898.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,767.30 : 103,102.03 = 26,611.82 : x
  2. Step 2: Convert to fraction form
    68,767.30/103,102.03 = 26,611.82/x
  3. Step 3: Cross multiply
    68,767.30x = 103,102.03 × 26,611.82
  4. Step 4: Simplify right side
    68,767.30x = 2,743,732,663.99
  5. Step 5: Solve for x
    x = 2,743,732,663.99/68,767.30
  6. Step 6: Final answer
    x = 39,898.80

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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.