Home / 65,824.01-90,836.86-35,609.26

Finding the Fourth Proportional to 65,824.01, 90,836.86 and 35,609.26

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Solution

The fourth proportional to 65,824.01, 90,836.86 and 35,609.26 is: 49,140.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,824.01 : 90,836.86 = 35,609.26 : x
  2. Step 2: Convert to fraction form
    65,824.01/90,836.86 = 35,609.26/x
  3. Step 3: Cross multiply
    65,824.01x = 90,836.86 × 35,609.26
  4. Step 4: Simplify right side
    65,824.01x = 3,234,633,286.29
  5. Step 5: Solve for x
    x = 3,234,633,286.29/65,824.01
  6. Step 6: Final answer
    x = 49,140.63

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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.