Home / 272,782.70-376,451.74-151,923.97

Finding the Fourth Proportional to 272,782.70, 376,451.74 and 151,923.97

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Solution

The fourth proportional to 272,782.70, 376,451.74 and 151,923.97 is: 209,661.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,782.70 : 376,451.74 = 151,923.97 : x
  2. Step 2: Convert to fraction form
    272,782.70/376,451.74 = 151,923.97/x
  3. Step 3: Cross multiply
    272,782.70x = 376,451.74 × 151,923.97
  4. Step 4: Simplify right side
    272,782.70x = 57,192,040,212.33
  5. Step 5: Solve for x
    x = 57,192,040,212.33/272,782.70
  6. Step 6: Final answer
    x = 209,661.54

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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.