Home / 50,286.75-75,430.13-12,846.91

Finding the Fourth Proportional to 50,286.75, 75,430.13 and 12,846.91

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Solution

The fourth proportional to 50,286.75, 75,430.13 and 12,846.91 is: 19,270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,286.75 : 75,430.13 = 12,846.91 : x
  2. Step 2: Convert to fraction form
    50,286.75/75,430.13 = 12,846.91/x
  3. Step 3: Cross multiply
    50,286.75x = 75,430.13 × 12,846.91
  4. Step 4: Simplify right side
    50,286.75x = 969,043,650.01
  5. Step 5: Solve for x
    x = 969,043,650.01/50,286.75
  6. Step 6: Final answer
    x = 19,270.36

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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.