Home / 40,834.40-61,197.82-38,170.82

Finding the Fourth Proportional to 40,834.40, 61,197.82 and 38,170.82

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Solution

The fourth proportional to 40,834.40, 61,197.82 and 38,170.82 is: 57,205.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,834.40 : 61,197.82 = 38,170.82 : x
  2. Step 2: Convert to fraction form
    40,834.40/61,197.82 = 38,170.82/x
  3. Step 3: Cross multiply
    40,834.40x = 61,197.82 × 38,170.82
  4. Step 4: Simplify right side
    40,834.40x = 2,335,971,029.18
  5. Step 5: Solve for x
    x = 2,335,971,029.18/40,834.40
  6. Step 6: Final answer
    x = 57,205.97

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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.