Home / 156,396.82-234,559.26-93,234.78

Finding the Fourth Proportional to 156,396.82, 234,559.26 and 93,234.78

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Solution

The fourth proportional to 156,396.82, 234,559.26 and 93,234.78 is: 139,830.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,396.82 : 234,559.26 = 93,234.78 : x
  2. Step 2: Convert to fraction form
    156,396.82/234,559.26 = 93,234.78/x
  3. Step 3: Cross multiply
    156,396.82x = 234,559.26 × 93,234.78
  4. Step 4: Simplify right side
    156,396.82x = 21,869,081,003.06
  5. Step 5: Solve for x
    x = 21,869,081,003.06/156,396.82
  6. Step 6: Final answer
    x = 139,830.73

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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.