Home / 30,200.33-41,674.38-16,770.89

Finding the Fourth Proportional to 30,200.33, 41,674.38 and 16,770.89

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Solution

The fourth proportional to 30,200.33, 41,674.38 and 16,770.89 is: 23,142.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,200.33 : 41,674.38 = 16,770.89 : x
  2. Step 2: Convert to fraction form
    30,200.33/41,674.38 = 16,770.89/x
  3. Step 3: Cross multiply
    30,200.33x = 41,674.38 × 16,770.89
  4. Step 4: Simplify right side
    30,200.33x = 698,916,442.80
  5. Step 5: Solve for x
    x = 698,916,442.80/30,200.33
  6. Step 6: Final answer
    x = 23,142.68

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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.