Home / 30,199.75-41,674.83-16,770.62

Finding the Fourth Proportional to 30,199.75, 41,674.83 and 16,770.62

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Solution

The fourth proportional to 30,199.75, 41,674.83 and 16,770.62 is: 23,143.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,199.75 : 41,674.83 = 16,770.62 : x
  2. Step 2: Convert to fraction form
    30,199.75/41,674.83 = 16,770.62/x
  3. Step 3: Cross multiply
    30,199.75x = 41,674.83 × 16,770.62
  4. Step 4: Simplify right side
    30,199.75x = 698,912,737.49
  5. Step 5: Solve for x
    x = 698,912,737.49/30,199.75
  6. Step 6: Final answer
    x = 23,143.00

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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.