Home / 127,249.68-191,768.26-114,615.27

Finding the Fourth Proportional to 127,249.68, 191,768.26 and 114,615.27

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Solution

The fourth proportional to 127,249.68, 191,768.26 and 114,615.27 is: 172,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,249.68 : 191,768.26 = 114,615.27 : x
  2. Step 2: Convert to fraction form
    127,249.68/191,768.26 = 114,615.27/x
  3. Step 3: Cross multiply
    127,249.68x = 191,768.26 × 114,615.27
  4. Step 4: Simplify right side
    127,249.68x = 21,979,570,825.70
  5. Step 5: Solve for x
    x = 21,979,570,825.70/127,249.68
  6. Step 6: Final answer
    x = 172,727.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.