Home / 103,860.80-155,791.10-24,975

Finding the Fourth Proportional to 103,860.80, 155,791.10 and 24,975

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Solution

The fourth proportional to 103,860.80, 155,791.10 and 24,975 is: 37,462.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,860.80 : 155,791.10 = 24,975 : x
  2. Step 2: Convert to fraction form
    103,860.80/155,791.10 = 24,975/x
  3. Step 3: Cross multiply
    103,860.80x = 155,791.10 × 24,975
  4. Step 4: Simplify right side
    103,860.80x = 3,890,882,722.50
  5. Step 5: Solve for x
    x = 3,890,882,722.50/103,860.80
  6. Step 6: Final answer
    x = 37,462.48

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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.