Home / 100,003.40-150,007.26-33,440.84

Finding the Fourth Proportional to 100,003.40, 150,007.26 and 33,440.84

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Solution

The fourth proportional to 100,003.40, 150,007.26 and 33,440.84 is: 50,161.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,003.40 : 150,007.26 = 33,440.84 : x
  2. Step 2: Convert to fraction form
    100,003.40/150,007.26 = 33,440.84/x
  3. Step 3: Cross multiply
    100,003.40x = 150,007.26 × 33,440.84
  4. Step 4: Simplify right side
    100,003.40x = 5,016,368,780.50
  5. Step 5: Solve for x
    x = 5,016,368,780.50/100,003.40
  6. Step 6: Final answer
    x = 50,161.98

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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.