Home / 90,481.60-124,858.73-50,195.26

Finding the Fourth Proportional to 90,481.60, 124,858.73 and 50,195.26

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Solution

The fourth proportional to 90,481.60, 124,858.73 and 50,195.26 is: 69,266.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,481.60 : 124,858.73 = 50,195.26 : x
  2. Step 2: Convert to fraction form
    90,481.60/124,858.73 = 50,195.26/x
  3. Step 3: Cross multiply
    90,481.60x = 124,858.73 × 50,195.26
  4. Step 4: Simplify right side
    90,481.60x = 6,267,315,540.35
  5. Step 5: Solve for x
    x = 6,267,315,540.35/90,481.60
  6. Step 6: Final answer
    x = 69,266.19

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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.