Home / 55,175.43-82,750.80-25,589.41

Finding the Fourth Proportional to 55,175.43, 82,750.80 and 25,589.41

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Solution

The fourth proportional to 55,175.43, 82,750.80 and 25,589.41 is: 38,378.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,175.43 : 82,750.80 = 25,589.41 : x
  2. Step 2: Convert to fraction form
    55,175.43/82,750.80 = 25,589.41/x
  3. Step 3: Cross multiply
    55,175.43x = 82,750.80 × 25,589.41
  4. Step 4: Simplify right side
    55,175.43x = 2,117,544,149.03
  5. Step 5: Solve for x
    x = 2,117,544,149.03/55,175.43
  6. Step 6: Final answer
    x = 38,378.39

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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.