Home / 55,149.75-82,732.23-17,701.02

Finding the Fourth Proportional to 55,149.75, 82,732.23 and 17,701.02

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Solution

The fourth proportional to 55,149.75, 82,732.23 and 17,701.02 is: 26,553.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,149.75 : 82,732.23 = 17,701.02 : x
  2. Step 2: Convert to fraction form
    55,149.75/82,732.23 = 17,701.02/x
  3. Step 3: Cross multiply
    55,149.75x = 82,732.23 × 17,701.02
  4. Step 4: Simplify right side
    55,149.75x = 1,464,444,857.87
  5. Step 5: Solve for x
    x = 1,464,444,857.87/55,149.75
  6. Step 6: Final answer
    x = 26,553.97

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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.