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Finding the Fourth Proportional to 52,876, 79,314 and 20,044

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Solution

The fourth proportional to 52,876, 79,314 and 20,044 is: 30,066

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,876 : 79,314 = 20,044 : x
  2. Step 2: Convert to fraction form
    52,876/79,314 = 20,044/x
  3. Step 3: Cross multiply
    52,876x = 79,314 × 20,044
  4. Step 4: Simplify right side
    52,876x = 1,589,769,816
  5. Step 5: Solve for x
    x = 1,589,769,816/52,876
  6. Step 6: Final answer
    x = 30,066

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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.