Home / 38,082.87-52,553.55-21,086.15

Finding the Fourth Proportional to 38,082.87, 52,553.55 and 21,086.15

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Solution

The fourth proportional to 38,082.87, 52,553.55 and 21,086.15 is: 29,098.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,082.87 : 52,553.55 = 21,086.15 : x
  2. Step 2: Convert to fraction form
    38,082.87/52,553.55 = 21,086.15/x
  3. Step 3: Cross multiply
    38,082.87x = 52,553.55 × 21,086.15
  4. Step 4: Simplify right side
    38,082.87x = 1,108,151,775.56
  5. Step 5: Solve for x
    x = 1,108,151,775.56/38,082.87
  6. Step 6: Final answer
    x = 29,098.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.