Home / 84,523.67-126,806.57-25,360.43

Finding the Fourth Proportional to 84,523.67, 126,806.57 and 25,360.43

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Solution

The fourth proportional to 84,523.67, 126,806.57 and 25,360.43 is: 38,046.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,523.67 : 126,806.57 = 25,360.43 : x
  2. Step 2: Convert to fraction form
    84,523.67/126,806.57 = 25,360.43/x
  3. Step 3: Cross multiply
    84,523.67x = 126,806.57 × 25,360.43
  4. Step 4: Simplify right side
    84,523.67x = 3,215,869,142.03
  5. Step 5: Solve for x
    x = 3,215,869,142.03/84,523.67
  6. Step 6: Final answer
    x = 38,046.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.