Home / 80,536.14-111,195.48-50,335.04

Finding the Fourth Proportional to 80,536.14, 111,195.48 and 50,335.04

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Solution

The fourth proportional to 80,536.14, 111,195.48 and 50,335.04 is: 69,497.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,536.14 : 111,195.48 = 50,335.04 : x
  2. Step 2: Convert to fraction form
    80,536.14/111,195.48 = 50,335.04/x
  3. Step 3: Cross multiply
    80,536.14x = 111,195.48 × 50,335.04
  4. Step 4: Simplify right side
    80,536.14x = 5,597,028,933.62
  5. Step 5: Solve for x
    x = 5,597,028,933.62/80,536.14
  6. Step 6: Final answer
    x = 69,497.11

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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.