Home / 68,558.12-102,839.46-23,579.03

Finding the Fourth Proportional to 68,558.12, 102,839.46 and 23,579.03

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Solution

The fourth proportional to 68,558.12, 102,839.46 and 23,579.03 is: 35,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,558.12 : 102,839.46 = 23,579.03 : x
  2. Step 2: Convert to fraction form
    68,558.12/102,839.46 = 23,579.03/x
  3. Step 3: Cross multiply
    68,558.12x = 102,839.46 × 23,579.03
  4. Step 4: Simplify right side
    68,558.12x = 2,424,854,712.52
  5. Step 5: Solve for x
    x = 2,424,854,712.52/68,558.12
  6. Step 6: Final answer
    x = 35,369.33

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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.