Home / 179,736.96-269,611.92-67,405.80

Finding the Fourth Proportional to 179,736.96, 269,611.92 and 67,405.80

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Solution

The fourth proportional to 179,736.96, 269,611.92 and 67,405.80 is: 101,111.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,736.96 : 269,611.92 = 67,405.80 : x
  2. Step 2: Convert to fraction form
    179,736.96/269,611.92 = 67,405.80/x
  3. Step 3: Cross multiply
    179,736.96x = 269,611.92 × 67,405.80
  4. Step 4: Simplify right side
    179,736.96x = 18,173,407,157.14
  5. Step 5: Solve for x
    x = 18,173,407,157.14/179,736.96
  6. Step 6: Final answer
    x = 101,111.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.