Home / 53,930.56-80,910.42-16,491.96

Finding the Fourth Proportional to 53,930.56, 80,910.42 and 16,491.96

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Solution

The fourth proportional to 53,930.56, 80,910.42 and 16,491.96 is: 24,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,930.56 : 80,910.42 = 16,491.96 : x
  2. Step 2: Convert to fraction form
    53,930.56/80,910.42 = 16,491.96/x
  3. Step 3: Cross multiply
    53,930.56x = 80,910.42 × 16,491.96
  4. Step 4: Simplify right side
    53,930.56x = 1,334,371,410.22
  5. Step 5: Solve for x
    x = 1,334,371,410.22/53,930.56
  6. Step 6: Final answer
    x = 24,742.40

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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.