Home / 190,540.73-262,927.26-109,994.20

Finding the Fourth Proportional to 190,540.73, 262,927.26 and 109,994.20

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Solution

The fourth proportional to 190,540.73, 262,927.26 and 109,994.20 is: 151,781.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,540.73 : 262,927.26 = 109,994.20 : x
  2. Step 2: Convert to fraction form
    190,540.73/262,927.26 = 109,994.20/x
  3. Step 3: Cross multiply
    190,540.73x = 262,927.26 × 109,994.20
  4. Step 4: Simplify right side
    190,540.73x = 28,920,472,964.57
  5. Step 5: Solve for x
    x = 28,920,472,964.57/190,540.73
  6. Step 6: Final answer
    x = 151,781.05

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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.