Home / 158,734.89-238,103.67-40,406.25

Finding the Fourth Proportional to 158,734.89, 238,103.67 and 40,406.25

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Solution

The fourth proportional to 158,734.89, 238,103.67 and 40,406.25 is: 60,609.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,734.89 : 238,103.67 = 40,406.25 : x
  2. Step 2: Convert to fraction form
    158,734.89/238,103.67 = 40,406.25/x
  3. Step 3: Cross multiply
    158,734.89x = 238,103.67 × 40,406.25
  4. Step 4: Simplify right side
    158,734.89x = 9,620,876,415.94
  5. Step 5: Solve for x
    x = 9,620,876,415.94/158,734.89
  6. Step 6: Final answer
    x = 60,609.71

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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.