Home / 65,899.26-90,938.97-37,603.53

Finding the Fourth Proportional to 65,899.26, 90,938.97 and 37,603.53

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Solution

The fourth proportional to 65,899.26, 90,938.97 and 37,603.53 is: 51,891.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,899.26 : 90,938.97 = 37,603.53 : x
  2. Step 2: Convert to fraction form
    65,899.26/90,938.97 = 37,603.53/x
  3. Step 3: Cross multiply
    65,899.26x = 90,938.97 × 37,603.53
  4. Step 4: Simplify right side
    65,899.26x = 3,419,626,286.56
  5. Step 5: Solve for x
    x = 3,419,626,286.56/65,899.26
  6. Step 6: Final answer
    x = 51,891.73

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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.