Home / 190,918.80-263,452.51-110,351.54

Finding the Fourth Proportional to 190,918.80, 263,452.51 and 110,351.54

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Solution

The fourth proportional to 190,918.80, 263,452.51 and 110,351.54 is: 152,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,918.80 : 263,452.51 = 110,351.54 : x
  2. Step 2: Convert to fraction form
    190,918.80/263,452.51 = 110,351.54/x
  3. Step 3: Cross multiply
    190,918.80x = 263,452.51 × 110,351.54
  4. Step 4: Simplify right side
    190,918.80x = 29,072,390,195.37
  5. Step 5: Solve for x
    x = 29,072,390,195.37/190,918.80
  6. Step 6: Final answer
    x = 152,276.20

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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.