Home / 71,012.27-97,998.98-39,183.22

Finding the Fourth Proportional to 71,012.27, 97,998.98 and 39,183.22

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Solution

The fourth proportional to 71,012.27, 97,998.98 and 39,183.22 is: 54,073.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,012.27 : 97,998.98 = 39,183.22 : x
  2. Step 2: Convert to fraction form
    71,012.27/97,998.98 = 39,183.22/x
  3. Step 3: Cross multiply
    71,012.27x = 97,998.98 × 39,183.22
  4. Step 4: Simplify right side
    71,012.27x = 3,839,915,464.48
  5. Step 5: Solve for x
    x = 3,839,915,464.48/71,012.27
  6. Step 6: Final answer
    x = 54,073.97

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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.