Home / 149,636.97-223,360.67-131,922.81

Finding the Fourth Proportional to 149,636.97, 223,360.67 and 131,922.81

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Solution

The fourth proportional to 149,636.97, 223,360.67 and 131,922.81 is: 196,919.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,636.97 : 223,360.67 = 131,922.81 : x
  2. Step 2: Convert to fraction form
    149,636.97/223,360.67 = 131,922.81/x
  3. Step 3: Cross multiply
    149,636.97x = 223,360.67 × 131,922.81
  4. Step 4: Simplify right side
    149,636.97x = 29,466,367,559.69
  5. Step 5: Solve for x
    x = 29,466,367,559.69/149,636.97
  6. Step 6: Final answer
    x = 196,919.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.