Home / 195,718.48-270,066.26-115,116.60

Finding the Fourth Proportional to 195,718.48, 270,066.26 and 115,116.60

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Solution

The fourth proportional to 195,718.48, 270,066.26 and 115,116.60 is: 158,846.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,718.48 : 270,066.26 = 115,116.60 : x
  2. Step 2: Convert to fraction form
    195,718.48/270,066.26 = 115,116.60/x
  3. Step 3: Cross multiply
    195,718.48x = 270,066.26 × 115,116.60
  4. Step 4: Simplify right side
    195,718.48x = 31,089,109,625.92
  5. Step 5: Solve for x
    x = 31,089,109,625.92/195,718.48
  6. Step 6: Final answer
    x = 158,846.06

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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.