Home / 41,290.72-61,942.23-19,106.35

Finding the Fourth Proportional to 41,290.72, 61,942.23 and 19,106.35

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Solution

The fourth proportional to 41,290.72, 61,942.23 and 19,106.35 is: 28,662.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,290.72 : 61,942.23 = 19,106.35 : x
  2. Step 2: Convert to fraction form
    41,290.72/61,942.23 = 19,106.35/x
  3. Step 3: Cross multiply
    41,290.72x = 61,942.23 × 19,106.35
  4. Step 4: Simplify right side
    41,290.72x = 1,183,489,771.30
  5. Step 5: Solve for x
    x = 1,183,489,771.30/41,290.72
  6. Step 6: Final answer
    x = 28,662.37

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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.