Home / 43,491.78-65,217.09-16,850.25

Finding the Fourth Proportional to 43,491.78, 65,217.09 and 16,850.25

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Solution

The fourth proportional to 43,491.78, 65,217.09 and 16,850.25 is: 25,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,491.78 : 65,217.09 = 16,850.25 : x
  2. Step 2: Convert to fraction form
    43,491.78/65,217.09 = 16,850.25/x
  3. Step 3: Cross multiply
    43,491.78x = 65,217.09 × 16,850.25
  4. Step 4: Simplify right side
    43,491.78x = 1,098,924,270.77
  5. Step 5: Solve for x
    x = 1,098,924,270.77/43,491.78
  6. Step 6: Final answer
    x = 25,267.40

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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.