Home / 100,222.88-150,333.68-25,342.96

Finding the Fourth Proportional to 100,222.88, 150,333.68 and 25,342.96

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Solution

The fourth proportional to 100,222.88, 150,333.68 and 25,342.96 is: 38,014.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,222.88 : 150,333.68 = 25,342.96 : x
  2. Step 2: Convert to fraction form
    100,222.88/150,333.68 = 25,342.96/x
  3. Step 3: Cross multiply
    100,222.88x = 150,333.68 × 25,342.96
  4. Step 4: Simplify right side
    100,222.88x = 3,809,900,438.89
  5. Step 5: Solve for x
    x = 3,809,900,438.89/100,222.88
  6. Step 6: Final answer
    x = 38,014.28

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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.