Home / 41,200.82-61,806.11-13,111.03

Finding the Fourth Proportional to 41,200.82, 61,806.11 and 13,111.03

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Solution

The fourth proportional to 41,200.82, 61,806.11 and 13,111.03 is: 19,668.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,200.82 : 61,806.11 = 13,111.03 : x
  2. Step 2: Convert to fraction form
    41,200.82/61,806.11 = 13,111.03/x
  3. Step 3: Cross multiply
    41,200.82x = 61,806.11 × 13,111.03
  4. Step 4: Simplify right side
    41,200.82x = 810,341,774.10
  5. Step 5: Solve for x
    x = 810,341,774.10/41,200.82
  6. Step 6: Final answer
    x = 19,668.10

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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.