Home / 177,584.80-266,377.20-111,229.60

Finding the Fourth Proportional to 177,584.80, 266,377.20 and 111,229.60

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Solution

The fourth proportional to 177,584.80, 266,377.20 and 111,229.60 is: 166,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,584.80 : 266,377.20 = 111,229.60 : x
  2. Step 2: Convert to fraction form
    177,584.80/266,377.20 = 111,229.60/x
  3. Step 3: Cross multiply
    177,584.80x = 266,377.20 × 111,229.60
  4. Step 4: Simplify right side
    177,584.80x = 29,629,029,405.12
  5. Step 5: Solve for x
    x = 29,629,029,405.12/177,584.80
  6. Step 6: Final answer
    x = 166,844.40

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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.