Home / 190,918.41-263,408.10-110,316.51

Finding the Fourth Proportional to 190,918.41, 263,408.10 and 110,316.51

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Solution

The fourth proportional to 190,918.41, 263,408.10 and 110,316.51 is: 152,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,918.41 : 263,408.10 = 110,316.51 : x
  2. Step 2: Convert to fraction form
    190,918.41/263,408.10 = 110,316.51/x
  3. Step 3: Cross multiply
    190,918.41x = 263,408.10 × 110,316.51
  4. Step 4: Simplify right side
    190,918.41x = 29,058,262,297.73
  5. Step 5: Solve for x
    x = 29,058,262,297.73/190,918.41
  6. Step 6: Final answer
    x = 152,202.52

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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.