Home / 50,270.16-75,408.90-16,979.16

Finding the Fourth Proportional to 50,270.16, 75,408.90 and 16,979.16

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Solution

The fourth proportional to 50,270.16, 75,408.90 and 16,979.16 is: 25,469.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,270.16 : 75,408.90 = 16,979.16 : x
  2. Step 2: Convert to fraction form
    50,270.16/75,408.90 = 16,979.16/x
  3. Step 3: Cross multiply
    50,270.16x = 75,408.90 × 16,979.16
  4. Step 4: Simplify right side
    50,270.16x = 1,280,379,778.52
  5. Step 5: Solve for x
    x = 1,280,379,778.52/50,270.16
  6. Step 6: Final answer
    x = 25,469.98

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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.