Home / 195,940.04-270,400.38-111,055.28

Finding the Fourth Proportional to 195,940.04, 270,400.38 and 111,055.28

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Solution

The fourth proportional to 195,940.04, 270,400.38 and 111,055.28 is: 153,258.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,940.04 : 270,400.38 = 111,055.28 : x
  2. Step 2: Convert to fraction form
    195,940.04/270,400.38 = 111,055.28/x
  3. Step 3: Cross multiply
    195,940.04x = 270,400.38 × 111,055.28
  4. Step 4: Simplify right side
    195,940.04x = 30,029,389,913.01
  5. Step 5: Solve for x
    x = 30,029,389,913.01/195,940.04
  6. Step 6: Final answer
    x = 153,258.06

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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.