Home / 30,202.85-41,680.91-16,774.27

Finding the Fourth Proportional to 30,202.85, 41,680.91 and 16,774.27

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Solution

The fourth proportional to 30,202.85, 41,680.91 and 16,774.27 is: 23,149.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,202.85 : 41,680.91 = 16,774.27 : x
  2. Step 2: Convert to fraction form
    30,202.85/41,680.91 = 16,774.27/x
  3. Step 3: Cross multiply
    30,202.85x = 41,680.91 × 16,774.27
  4. Step 4: Simplify right side
    30,202.85x = 699,166,545.91
  5. Step 5: Solve for x
    x = 699,166,545.91/30,202.85
  6. Step 6: Final answer
    x = 23,149.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.