Home / 41,121.72-61,682.74-9,956.92

Finding the Fourth Proportional to 41,121.72, 61,682.74 and 9,956.92

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Solution

The fourth proportional to 41,121.72, 61,682.74 and 9,956.92 is: 14,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,121.72 : 61,682.74 = 9,956.92 : x
  2. Step 2: Convert to fraction form
    41,121.72/61,682.74 = 9,956.92/x
  3. Step 3: Cross multiply
    41,121.72x = 61,682.74 × 9,956.92
  4. Step 4: Simplify right side
    41,121.72x = 614,170,107.56
  5. Step 5: Solve for x
    x = 614,170,107.56/41,121.72
  6. Step 6: Final answer
    x = 14,935.42

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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.