Home / 54,613.06-81,930.54-17,182.57

Finding the Fourth Proportional to 54,613.06, 81,930.54 and 17,182.57

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Solution

The fourth proportional to 54,613.06, 81,930.54 and 17,182.57 is: 25,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,613.06 : 81,930.54 = 17,182.57 : x
  2. Step 2: Convert to fraction form
    54,613.06/81,930.54 = 17,182.57/x
  3. Step 3: Cross multiply
    54,613.06x = 81,930.54 × 17,182.57
  4. Step 4: Simplify right side
    54,613.06x = 1,407,777,238.69
  5. Step 5: Solve for x
    x = 1,407,777,238.69/54,613.06
  6. Step 6: Final answer
    x = 25,777.30

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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.