Home / 37,082.81-51,174.36-20,086.99

Finding the Fourth Proportional to 37,082.81, 51,174.36 and 20,086.99

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Solution

The fourth proportional to 37,082.81, 51,174.36 and 20,086.99 is: 27,720.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,082.81 : 51,174.36 = 20,086.99 : x
  2. Step 2: Convert to fraction form
    37,082.81/51,174.36 = 20,086.99/x
  3. Step 3: Cross multiply
    37,082.81x = 51,174.36 × 20,086.99
  4. Step 4: Simplify right side
    37,082.81x = 1,027,938,857.58
  5. Step 5: Solve for x
    x = 1,027,938,857.58/37,082.81
  6. Step 6: Final answer
    x = 27,720.09

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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.