Home / 69,765.98-96,243.21-41,451.62

Finding the Fourth Proportional to 69,765.98, 96,243.21 and 41,451.62

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Solution

The fourth proportional to 69,765.98, 96,243.21 and 41,451.62 is: 57,183.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,765.98 : 96,243.21 = 41,451.62 : x
  2. Step 2: Convert to fraction form
    69,765.98/96,243.21 = 41,451.62/x
  3. Step 3: Cross multiply
    69,765.98x = 96,243.21 × 41,451.62
  4. Step 4: Simplify right side
    69,765.98x = 3,989,436,487.28
  5. Step 5: Solve for x
    x = 3,989,436,487.28/69,765.98
  6. Step 6: Final answer
    x = 57,183.13

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1.5x scale

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.