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Finding the Fourth Proportional to 101,104.56, 151,514.28 and 47,739.60

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Solution

The fourth proportional to 101,104.56, 151,514.28 and 47,739.60 is: 71,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,104.56 : 151,514.28 = 47,739.60 : x
  2. Step 2: Convert to fraction form
    101,104.56/151,514.28 = 47,739.60/x
  3. Step 3: Cross multiply
    101,104.56x = 151,514.28 × 47,739.60
  4. Step 4: Simplify right side
    101,104.56x = 7,233,231,121.49
  5. Step 5: Solve for x
    x = 7,233,231,121.49/101,104.56
  6. Step 6: Final answer
    x = 71,542.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.