Home / 293,912.25-405,572.97-163,093.20

Finding the Fourth Proportional to 293,912.25, 405,572.97 and 163,093.20

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Solution

The fourth proportional to 293,912.25, 405,572.97 and 163,093.20 is: 225,054.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,912.25 : 405,572.97 = 163,093.20 : x
  2. Step 2: Convert to fraction form
    293,912.25/405,572.97 = 163,093.20/x
  3. Step 3: Cross multiply
    293,912.25x = 405,572.97 × 163,093.20
  4. Step 4: Simplify right side
    293,912.25x = 66,146,193,510.80
  5. Step 5: Solve for x
    x = 66,146,193,510.80/293,912.25
  6. Step 6: Final answer
    x = 225,054.22

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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.