Home / 65,277.11-90,082.30-36,982.73

Finding the Fourth Proportional to 65,277.11, 90,082.30 and 36,982.73

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Solution

The fourth proportional to 65,277.11, 90,082.30 and 36,982.73 is: 51,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,277.11 : 90,082.30 = 36,982.73 : x
  2. Step 2: Convert to fraction form
    65,277.11/90,082.30 = 36,982.73/x
  3. Step 3: Cross multiply
    65,277.11x = 90,082.30 × 36,982.73
  4. Step 4: Simplify right side
    65,277.11x = 3,331,489,378.68
  5. Step 5: Solve for x
    x = 3,331,489,378.68/65,277.11
  6. Step 6: Final answer
    x = 51,036.10

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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.