Home / 57,959.19-86,896.26-18,493.56

Finding the Fourth Proportional to 57,959.19, 86,896.26 and 18,493.56

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Solution

The fourth proportional to 57,959.19, 86,896.26 and 18,493.56 is: 27,726.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,959.19 : 86,896.26 = 18,493.56 : x
  2. Step 2: Convert to fraction form
    57,959.19/86,896.26 = 18,493.56/x
  3. Step 3: Cross multiply
    57,959.19x = 86,896.26 × 18,493.56
  4. Step 4: Simplify right side
    57,959.19x = 1,607,021,198.09
  5. Step 5: Solve for x
    x = 1,607,021,198.09/57,959.19
  6. Step 6: Final answer
    x = 27,726.77

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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.