Home / 68,557.12-102,837.96-23,578.03

Finding the Fourth Proportional to 68,557.12, 102,837.96 and 23,578.03

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Solution

The fourth proportional to 68,557.12, 102,837.96 and 23,578.03 is: 35,367.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,557.12 : 102,837.96 = 23,578.03 : x
  2. Step 2: Convert to fraction form
    68,557.12/102,837.96 = 23,578.03/x
  3. Step 3: Cross multiply
    68,557.12x = 102,837.96 × 23,578.03
  4. Step 4: Simplify right side
    68,557.12x = 2,424,716,388.13
  5. Step 5: Solve for x
    x = 2,424,716,388.13/68,557.12
  6. Step 6: Final answer
    x = 35,367.83

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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.