Home / 150,365.70-207,361.26-89,926.38

Finding the Fourth Proportional to 150,365.70, 207,361.26 and 89,926.38

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Solution

The fourth proportional to 150,365.70, 207,361.26 and 89,926.38 is: 124,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,365.70 : 207,361.26 = 89,926.38 : x
  2. Step 2: Convert to fraction form
    150,365.70/207,361.26 = 89,926.38/x
  3. Step 3: Cross multiply
    150,365.70x = 207,361.26 × 89,926.38
  4. Step 4: Simplify right side
    150,365.70x = 18,647,247,464.04
  5. Step 5: Solve for x
    x = 18,647,247,464.04/150,365.70
  6. Step 6: Final answer
    x = 124,012.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.