Home / 55,839.56-83,759.22-14,286.44

Finding the Fourth Proportional to 55,839.56, 83,759.22 and 14,286.44

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Solution

The fourth proportional to 55,839.56, 83,759.22 and 14,286.44 is: 21,429.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,839.56 : 83,759.22 = 14,286.44 : x
  2. Step 2: Convert to fraction form
    55,839.56/83,759.22 = 14,286.44/x
  3. Step 3: Cross multiply
    55,839.56x = 83,759.22 × 14,286.44
  4. Step 4: Simplify right side
    55,839.56x = 1,196,621,070.98
  5. Step 5: Solve for x
    x = 1,196,621,070.98/55,839.56
  6. Step 6: Final answer
    x = 21,429.63

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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.