Home / 51,821.44-77,734.59-16,763.83

Finding the Fourth Proportional to 51,821.44, 77,734.59 and 16,763.83

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Solution

The fourth proportional to 51,821.44, 77,734.59 and 16,763.83 is: 25,146.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,821.44 : 77,734.59 = 16,763.83 : x
  2. Step 2: Convert to fraction form
    51,821.44/77,734.59 = 16,763.83/x
  3. Step 3: Cross multiply
    51,821.44x = 77,734.59 × 16,763.83
  4. Step 4: Simplify right side
    51,821.44x = 1,303,129,451.88
  5. Step 5: Solve for x
    x = 1,303,129,451.88/51,821.44
  6. Step 6: Final answer
    x = 25,146.53

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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.