Home / 50,180.92-75,271.41-12,743.80

Finding the Fourth Proportional to 50,180.92, 75,271.41 and 12,743.80

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Solution

The fourth proportional to 50,180.92, 75,271.41 and 12,743.80 is: 19,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,180.92 : 75,271.41 = 12,743.80 : x
  2. Step 2: Convert to fraction form
    50,180.92/75,271.41 = 12,743.80/x
  3. Step 3: Cross multiply
    50,180.92x = 75,271.41 × 12,743.80
  4. Step 4: Simplify right side
    50,180.92x = 959,243,606.58
  5. Step 5: Solve for x
    x = 959,243,606.58/50,180.92
  6. Step 6: Final answer
    x = 19,115.70

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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.