Home / 100,108.87-150,161.54-25,227.34

Finding the Fourth Proportional to 100,108.87, 150,161.54 and 25,227.34

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Solution

The fourth proportional to 100,108.87, 150,161.54 and 25,227.34 is: 37,840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,108.87 : 150,161.54 = 25,227.34 : x
  2. Step 2: Convert to fraction form
    100,108.87/150,161.54 = 25,227.34/x
  3. Step 3: Cross multiply
    100,108.87x = 150,161.54 × 25,227.34
  4. Step 4: Simplify right side
    100,108.87x = 3,788,175,722.96
  5. Step 5: Solve for x
    x = 3,788,175,722.96/100,108.87
  6. Step 6: Final answer
    x = 37,840.56

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1.5x scale

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.