Home / 37,759.50-52,108.11-20,764.04

Finding the Fourth Proportional to 37,759.50, 52,108.11 and 20,764.04

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Solution

The fourth proportional to 37,759.50, 52,108.11 and 20,764.04 is: 28,654.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,759.50 : 52,108.11 = 20,764.04 : x
  2. Step 2: Convert to fraction form
    37,759.50/52,108.11 = 20,764.04/x
  3. Step 3: Cross multiply
    37,759.50x = 52,108.11 × 20,764.04
  4. Step 4: Simplify right side
    37,759.50x = 1,081,974,619.82
  5. Step 5: Solve for x
    x = 1,081,974,619.82/37,759.50
  6. Step 6: Final answer
    x = 28,654.37

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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.