Home / 69,849.96-96,376.10-41,170.80

Finding the Fourth Proportional to 69,849.96, 96,376.10 and 41,170.80

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Solution

The fourth proportional to 69,849.96, 96,376.10 and 41,170.80 is: 56,805.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,849.96 : 96,376.10 = 41,170.80 : x
  2. Step 2: Convert to fraction form
    69,849.96/96,376.10 = 41,170.80/x
  3. Step 3: Cross multiply
    69,849.96x = 96,376.10 × 41,170.80
  4. Step 4: Simplify right side
    69,849.96x = 3,967,881,137.88
  5. Step 5: Solve for x
    x = 3,967,881,137.88/69,849.96
  6. Step 6: Final answer
    x = 56,805.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.