Home / 68,883.98-103,365.38-26,758.60

Finding the Fourth Proportional to 68,883.98, 103,365.38 and 26,758.60

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Solution

The fourth proportional to 68,883.98, 103,365.38 and 26,758.60 is: 40,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,883.98 : 103,365.38 = 26,758.60 : x
  2. Step 2: Convert to fraction form
    68,883.98/103,365.38 = 26,758.60/x
  3. Step 3: Cross multiply
    68,883.98x = 103,365.38 × 26,758.60
  4. Step 4: Simplify right side
    68,883.98x = 2,765,912,665.75
  5. Step 5: Solve for x
    x = 2,765,912,665.75/68,883.98
  6. Step 6: Final answer
    x = 40,153.21

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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.