Home / 127,273.92-191,021.58-82,950.42

Finding the Fourth Proportional to 127,273.92, 191,021.58 and 82,950.42

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Solution

The fourth proportional to 127,273.92, 191,021.58 and 82,950.42 is: 124,497.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,273.92 : 191,021.58 = 82,950.42 : x
  2. Step 2: Convert to fraction form
    127,273.92/191,021.58 = 82,950.42/x
  3. Step 3: Cross multiply
    127,273.92x = 191,021.58 × 82,950.42
  4. Step 4: Simplify right side
    127,273.92x = 15,845,320,290.06
  5. Step 5: Solve for x
    x = 15,845,320,290.06/127,273.92
  6. Step 6: Final answer
    x = 124,497.78

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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.