Home / 199,185.82-274,869.45-111,968.26

Finding the Fourth Proportional to 199,185.82, 274,869.45 and 111,968.26

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Solution

The fourth proportional to 199,185.82, 274,869.45 and 111,968.26 is: 154,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,185.82 : 274,869.45 = 111,968.26 : x
  2. Step 2: Convert to fraction form
    199,185.82/274,869.45 = 111,968.26/x
  3. Step 3: Cross multiply
    199,185.82x = 274,869.45 × 111,968.26
  4. Step 4: Simplify right side
    199,185.82x = 30,776,654,043.66
  5. Step 5: Solve for x
    x = 30,776,654,043.66/199,185.82
  6. Step 6: Final answer
    x = 154,512.27

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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.