Home / 57,517.03-86,296.31-20,082.62

Finding the Fourth Proportional to 57,517.03, 86,296.31 and 20,082.62

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Solution

The fourth proportional to 57,517.03, 86,296.31 and 20,082.62 is: 30,131.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,517.03 : 86,296.31 = 20,082.62 : x
  2. Step 2: Convert to fraction form
    57,517.03/86,296.31 = 20,082.62/x
  3. Step 3: Cross multiply
    57,517.03x = 86,296.31 × 20,082.62
  4. Step 4: Simplify right side
    57,517.03x = 1,733,055,735.18
  5. Step 5: Solve for x
    x = 1,733,055,735.18/57,517.03
  6. Step 6: Final answer
    x = 30,131.18

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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.