Home / 100,366.14-150,556.50-30,250.92

Finding the Fourth Proportional to 100,366.14, 150,556.50 and 30,250.92

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Solution

The fourth proportional to 100,366.14, 150,556.50 and 30,250.92 is: 45,378.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,366.14 : 150,556.50 = 30,250.92 : x
  2. Step 2: Convert to fraction form
    100,366.14/150,556.50 = 30,250.92/x
  3. Step 3: Cross multiply
    100,366.14x = 150,556.50 × 30,250.92
  4. Step 4: Simplify right side
    100,366.14x = 4,554,472,636.98
  5. Step 5: Solve for x
    x = 4,554,472,636.98/100,366.14
  6. Step 6: Final answer
    x = 45,378.58

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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.