Home / 71,034.45-98,028.89-39,202.66

Finding the Fourth Proportional to 71,034.45, 98,028.89 and 39,202.66

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Solution

The fourth proportional to 71,034.45, 98,028.89 and 39,202.66 is: 54,100.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,034.45 : 98,028.89 = 39,202.66 : x
  2. Step 2: Convert to fraction form
    71,034.45/98,028.89 = 39,202.66/x
  3. Step 3: Cross multiply
    71,034.45x = 98,028.89 × 39,202.66
  4. Step 4: Simplify right side
    71,034.45x = 3,842,993,244.85
  5. Step 5: Solve for x
    x = 3,842,993,244.85/71,034.45
  6. Step 6: Final answer
    x = 54,100.42

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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.