Home / 195,924.48-270,378.99-111,039.72

Finding the Fourth Proportional to 195,924.48, 270,378.99 and 111,039.72

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Solution

The fourth proportional to 195,924.48, 270,378.99 and 111,039.72 is: 153,236.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,924.48 : 270,378.99 = 111,039.72 : x
  2. Step 2: Convert to fraction form
    195,924.48/270,378.99 = 111,039.72/x
  3. Step 3: Cross multiply
    195,924.48x = 270,378.99 × 111,039.72
  4. Step 4: Simplify right side
    195,924.48x = 30,022,807,343.48
  5. Step 5: Solve for x
    x = 30,022,807,343.48/195,924.48
  6. Step 6: Final answer
    x = 153,236.63

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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.