Home / 213,764.40-294,990.31-116,967.88

Finding the Fourth Proportional to 213,764.40, 294,990.31 and 116,967.88

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Solution

The fourth proportional to 213,764.40, 294,990.31 and 116,967.88 is: 161,413.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,764.40 : 294,990.31 = 116,967.88 : x
  2. Step 2: Convert to fraction form
    213,764.40/294,990.31 = 116,967.88/x
  3. Step 3: Cross multiply
    213,764.40x = 294,990.31 × 116,967.88
  4. Step 4: Simplify right side
    213,764.40x = 34,504,390,596.40
  5. Step 5: Solve for x
    x = 34,504,390,596.40/213,764.40
  6. Step 6: Final answer
    x = 161,413.18

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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.