Home / 29,104.62-43,620.42-12,445.09

Finding the Fourth Proportional to 29,104.62, 43,620.42 and 12,445.09

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Solution

The fourth proportional to 29,104.62, 43,620.42 and 12,445.09 is: 18,652.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,104.62 : 43,620.42 = 12,445.09 : x
  2. Step 2: Convert to fraction form
    29,104.62/43,620.42 = 12,445.09/x
  3. Step 3: Cross multiply
    29,104.62x = 43,620.42 × 12,445.09
  4. Step 4: Simplify right side
    29,104.62x = 542,860,235.72
  5. Step 5: Solve for x
    x = 542,860,235.72/29,104.62
  6. Step 6: Final answer
    x = 18,652.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.