Home / 71,014.08-97,999.42-39,183.04

Finding the Fourth Proportional to 71,014.08, 97,999.42 and 39,183.04

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Solution

The fourth proportional to 71,014.08, 97,999.42 and 39,183.04 is: 54,072.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,014.08 : 97,999.42 = 39,183.04 : x
  2. Step 2: Convert to fraction form
    71,014.08/97,999.42 = 39,183.04/x
  3. Step 3: Cross multiply
    71,014.08x = 97,999.42 × 39,183.04
  4. Step 4: Simplify right side
    71,014.08x = 3,839,915,193.84
  5. Step 5: Solve for x
    x = 3,839,915,193.84/71,014.08
  6. Step 6: Final answer
    x = 54,072.59

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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.