Home / 149,483.26-223,735.24-81,912.25

Finding the Fourth Proportional to 149,483.26, 223,735.24 and 81,912.25

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Solution

The fourth proportional to 149,483.26, 223,735.24 and 81,912.25 is: 122,600.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,483.26 : 223,735.24 = 81,912.25 : x
  2. Step 2: Convert to fraction form
    149,483.26/223,735.24 = 81,912.25/x
  3. Step 3: Cross multiply
    149,483.26x = 223,735.24 × 81,912.25
  4. Step 4: Simplify right side
    149,483.26x = 18,326,656,912.69
  5. Step 5: Solve for x
    x = 18,326,656,912.69/149,483.26
  6. Step 6: Final answer
    x = 122,600.06

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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.