Home / 100,107.07-150,173.82-36,971.57

Finding the Fourth Proportional to 100,107.07, 150,173.82 and 36,971.57

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Solution

The fourth proportional to 100,107.07, 150,173.82 and 36,971.57 is: 55,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,107.07 : 150,173.82 = 36,971.57 : x
  2. Step 2: Convert to fraction form
    100,107.07/150,173.82 = 36,971.57/x
  3. Step 3: Cross multiply
    100,107.07x = 150,173.82 × 36,971.57
  4. Step 4: Simplify right side
    100,107.07x = 5,552,162,273.73
  5. Step 5: Solve for x
    x = 5,552,162,273.73/100,107.07
  6. Step 6: Final answer
    x = 55,462.24

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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.