Home / 103,553.88-155,361.06-41,233.56

Finding the Fourth Proportional to 103,553.88, 155,361.06 and 41,233.56

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Solution

The fourth proportional to 103,553.88, 155,361.06 and 41,233.56 is: 61,862.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,553.88 : 155,361.06 = 41,233.56 : x
  2. Step 2: Convert to fraction form
    103,553.88/155,361.06 = 41,233.56/x
  3. Step 3: Cross multiply
    103,553.88x = 155,361.06 × 41,233.56
  4. Step 4: Simplify right side
    103,553.88x = 6,406,089,589.17
  5. Step 5: Solve for x
    x = 6,406,089,589.17/103,553.88
  6. Step 6: Final answer
    x = 61,862.38

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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.