Home / 40,984.56-61,477.20-11,404.80

Finding the Fourth Proportional to 40,984.56, 61,477.20 and 11,404.80

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Solution

The fourth proportional to 40,984.56, 61,477.20 and 11,404.80 is: 17,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,984.56 : 61,477.20 = 11,404.80 : x
  2. Step 2: Convert to fraction form
    40,984.56/61,477.20 = 11,404.80/x
  3. Step 3: Cross multiply
    40,984.56x = 61,477.20 × 11,404.80
  4. Step 4: Simplify right side
    40,984.56x = 701,135,170.56
  5. Step 5: Solve for x
    x = 701,135,170.56/40,984.56
  6. Step 6: Final answer
    x = 17,107.30

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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.