Home / 36,103.05-54,172.80-16,369.02

Finding the Fourth Proportional to 36,103.05, 54,172.80 and 16,369.02

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Solution

The fourth proportional to 36,103.05, 54,172.80 and 16,369.02 is: 24,561.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.05 : 54,172.80 = 16,369.02 : x
  2. Step 2: Convert to fraction form
    36,103.05/54,172.80 = 16,369.02/x
  3. Step 3: Cross multiply
    36,103.05x = 54,172.80 × 16,369.02
  4. Step 4: Simplify right side
    36,103.05x = 886,755,646.66
  5. Step 5: Solve for x
    x = 886,755,646.66/36,103.05
  6. Step 6: Final answer
    x = 24,561.79

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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.