Home / 83,933.82-125,900.74-27,758.85

Finding the Fourth Proportional to 83,933.82, 125,900.74 and 27,758.85

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Solution

The fourth proportional to 83,933.82, 125,900.74 and 27,758.85 is: 41,638.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,933.82 : 125,900.74 = 27,758.85 : x
  2. Step 2: Convert to fraction form
    83,933.82/125,900.74 = 27,758.85/x
  3. Step 3: Cross multiply
    83,933.82x = 125,900.74 × 27,758.85
  4. Step 4: Simplify right side
    83,933.82x = 3,494,859,215.02
  5. Step 5: Solve for x
    x = 3,494,859,215.02/83,933.82
  6. Step 6: Final answer
    x = 41,638.27

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1.5x scale

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.