Home / 190,351.82-262,713.07-109,763.30

Finding the Fourth Proportional to 190,351.82, 262,713.07 and 109,763.30

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Solution

The fourth proportional to 190,351.82, 262,713.07 and 109,763.30 is: 151,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,351.82 : 262,713.07 = 109,763.30 : x
  2. Step 2: Convert to fraction form
    190,351.82/262,713.07 = 109,763.30/x
  3. Step 3: Cross multiply
    190,351.82x = 262,713.07 × 109,763.30
  4. Step 4: Simplify right side
    190,351.82x = 28,836,254,310.32
  5. Step 5: Solve for x
    x = 28,836,254,310.32/190,351.82
  6. Step 6: Final answer
    x = 151,489.25

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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.