Home / 103,273.20-154,906.60-29,401.20

Finding the Fourth Proportional to 103,273.20, 154,906.60 and 29,401.20

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Solution

The fourth proportional to 103,273.20, 154,906.60 and 29,401.20 is: 44,100.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,273.20 : 154,906.60 = 29,401.20 : x
  2. Step 2: Convert to fraction form
    103,273.20/154,906.60 = 29,401.20/x
  3. Step 3: Cross multiply
    103,273.20x = 154,906.60 × 29,401.20
  4. Step 4: Simplify right side
    103,273.20x = 4,554,439,927.92
  5. Step 5: Solve for x
    x = 4,554,439,927.92/103,273.20
  6. Step 6: Final answer
    x = 44,100.89

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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.