Home / 321,868.38-444,149.02-191,023.47

Finding the Fourth Proportional to 321,868.38, 444,149.02 and 191,023.47

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Solution

The fourth proportional to 321,868.38, 444,149.02 and 191,023.47 is: 263,594.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,868.38 : 444,149.02 = 191,023.47 : x
  2. Step 2: Convert to fraction form
    321,868.38/444,149.02 = 191,023.47/x
  3. Step 3: Cross multiply
    321,868.38x = 444,149.02 × 191,023.47
  4. Step 4: Simplify right side
    321,868.38x = 84,842,886,997.50
  5. Step 5: Solve for x
    x = 84,842,886,997.50/321,868.38
  6. Step 6: Final answer
    x = 263,594.97

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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.