Home / 159,271.33-238,906.98-40,942.78

Finding the Fourth Proportional to 159,271.33, 238,906.98 and 40,942.78

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Solution

The fourth proportional to 159,271.33, 238,906.98 and 40,942.78 is: 61,414.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,271.33 : 238,906.98 = 40,942.78 : x
  2. Step 2: Convert to fraction form
    159,271.33/238,906.98 = 40,942.78/x
  3. Step 3: Cross multiply
    159,271.33x = 238,906.98 × 40,942.78
  4. Step 4: Simplify right side
    159,271.33x = 9,781,515,922.60
  5. Step 5: Solve for x
    x = 9,781,515,922.60/159,271.33
  6. Step 6: Final answer
    x = 61,414.17

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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.