Home / 36,520.17-50,396.68-21,208.43

Finding the Fourth Proportional to 36,520.17, 50,396.68 and 21,208.43

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Solution

The fourth proportional to 36,520.17, 50,396.68 and 21,208.43 is: 29,266.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,520.17 : 50,396.68 = 21,208.43 : x
  2. Step 2: Convert to fraction form
    36,520.17/50,396.68 = 21,208.43/x
  3. Step 3: Cross multiply
    36,520.17x = 50,396.68 × 21,208.43
  4. Step 4: Simplify right side
    36,520.17x = 1,068,834,612.51
  5. Step 5: Solve for x
    x = 1,068,834,612.51/36,520.17
  6. Step 6: Final answer
    x = 29,266.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.