Home / 30,180.89-41,648.85-16,751.75

Finding the Fourth Proportional to 30,180.89, 41,648.85 and 16,751.75

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Solution

The fourth proportional to 30,180.89, 41,648.85 and 16,751.75 is: 23,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.89 : 41,648.85 = 16,751.75 : x
  2. Step 2: Convert to fraction form
    30,180.89/41,648.85 = 16,751.75/x
  3. Step 3: Cross multiply
    30,180.89x = 41,648.85 × 16,751.75
  4. Step 4: Simplify right side
    30,180.89x = 697,691,122.99
  5. Step 5: Solve for x
    x = 697,691,122.99/30,180.89
  6. Step 6: Final answer
    x = 23,116.98

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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.