Home / 195,720.96-270,093.44-106,297.60

Finding the Fourth Proportional to 195,720.96, 270,093.44 and 106,297.60

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Solution

The fourth proportional to 195,720.96, 270,093.44 and 106,297.60 is: 146,689.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,720.96 : 270,093.44 = 106,297.60 : x
  2. Step 2: Convert to fraction form
    195,720.96/270,093.44 = 106,297.60/x
  3. Step 3: Cross multiply
    195,720.96x = 270,093.44 × 106,297.60
  4. Step 4: Simplify right side
    195,720.96x = 28,710,284,447.74
  5. Step 5: Solve for x
    x = 28,710,284,447.74/195,720.96
  6. Step 6: Final answer
    x = 146,689.88

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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.