Home / 65,589.06-90,512.48-37,294.75

Finding the Fourth Proportional to 65,589.06, 90,512.48 and 37,294.75

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Solution

The fourth proportional to 65,589.06, 90,512.48 and 37,294.75 is: 51,466.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,589.06 : 90,512.48 = 37,294.75 : x
  2. Step 2: Convert to fraction form
    65,589.06/90,512.48 = 37,294.75/x
  3. Step 3: Cross multiply
    65,589.06x = 90,512.48 × 37,294.75
  4. Step 4: Simplify right side
    65,589.06x = 3,375,639,860.92
  5. Step 5: Solve for x
    x = 3,375,639,860.92/65,589.06
  6. Step 6: Final answer
    x = 51,466.51

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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.