Home / 30,199.62-41,676.87-16,770.93

Finding the Fourth Proportional to 30,199.62, 41,676.87 and 16,770.93

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Solution

The fourth proportional to 30,199.62, 41,676.87 and 16,770.93 is: 23,144.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,199.62 : 41,676.87 = 16,770.93 : x
  2. Step 2: Convert to fraction form
    30,199.62/41,676.87 = 16,770.93/x
  3. Step 3: Cross multiply
    30,199.62x = 41,676.87 × 16,770.93
  4. Step 4: Simplify right side
    30,199.62x = 698,959,785.53
  5. Step 5: Solve for x
    x = 698,959,785.53/30,199.62
  6. Step 6: Final answer
    x = 23,144.65

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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.