Home / 171,219.60-256,829.76-92,370.96

Finding the Fourth Proportional to 171,219.60, 256,829.76 and 92,370.96

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Solution

The fourth proportional to 171,219.60, 256,829.76 and 92,370.96 is: 138,556.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,219.60 : 256,829.76 = 92,370.96 : x
  2. Step 2: Convert to fraction form
    171,219.60/256,829.76 = 92,370.96/x
  3. Step 3: Cross multiply
    171,219.60x = 256,829.76 × 92,370.96
  4. Step 4: Simplify right side
    171,219.60x = 23,723,611,487.77
  5. Step 5: Solve for x
    x = 23,723,611,487.77/171,219.60
  6. Step 6: Final answer
    x = 138,556.63

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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.