Home / 195,716.97-270,090.45-109,676.16

Finding the Fourth Proportional to 195,716.97, 270,090.45 and 109,676.16

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Solution

The fourth proportional to 195,716.97, 270,090.45 and 109,676.16 is: 151,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,716.97 : 270,090.45 = 109,676.16 : x
  2. Step 2: Convert to fraction form
    195,716.97/270,090.45 = 109,676.16/x
  3. Step 3: Cross multiply
    195,716.97x = 270,090.45 × 109,676.16
  4. Step 4: Simplify right side
    195,716.97x = 29,622,483,408.67
  5. Step 5: Solve for x
    x = 29,622,483,408.67/195,716.97
  6. Step 6: Final answer
    x = 151,353.68

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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.