Home / 269,664.20-404,642.10-119,927.60

Finding the Fourth Proportional to 269,664.20, 404,642.10 and 119,927.60

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Solution

The fourth proportional to 269,664.20, 404,642.10 and 119,927.60 is: 179,956.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,664.20 : 404,642.10 = 119,927.60 : x
  2. Step 2: Convert to fraction form
    269,664.20/404,642.10 = 119,927.60/x
  3. Step 3: Cross multiply
    269,664.20x = 404,642.10 × 119,927.60
  4. Step 4: Simplify right side
    269,664.20x = 48,527,755,911.96
  5. Step 5: Solve for x
    x = 48,527,755,911.96/269,664.20
  6. Step 6: Final answer
    x = 179,956.24

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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.