Home / 195,969.66-270,428.31-111,084.54

Finding the Fourth Proportional to 195,969.66, 270,428.31 and 111,084.54

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Solution

The fourth proportional to 195,969.66, 270,428.31 and 111,084.54 is: 153,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,969.66 : 270,428.31 = 111,084.54 : x
  2. Step 2: Convert to fraction form
    195,969.66/270,428.31 = 111,084.54/x
  3. Step 3: Cross multiply
    195,969.66x = 270,428.31 × 111,084.54
  4. Step 4: Simplify right side
    195,969.66x = 30,040,404,419.33
  5. Step 5: Solve for x
    x = 30,040,404,419.33/195,969.66
  6. Step 6: Final answer
    x = 153,291.10

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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.