Home / 55,029.49-82,540.19-17,579.51

Finding the Fourth Proportional to 55,029.49, 82,540.19 and 17,579.51

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Solution

The fourth proportional to 55,029.49, 82,540.19 and 17,579.51 is: 26,367.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,029.49 : 82,540.19 = 17,579.51 : x
  2. Step 2: Convert to fraction form
    55,029.49/82,540.19 = 17,579.51/x
  3. Step 3: Cross multiply
    55,029.49x = 82,540.19 × 17,579.51
  4. Step 4: Simplify right side
    55,029.49x = 1,451,015,726.75
  5. Step 5: Solve for x
    x = 1,451,015,726.75/55,029.49
  6. Step 6: Final answer
    x = 26,367.97

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1.5x scale

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.