Home / 177,566.80-266,350.20-111,211.60

Finding the Fourth Proportional to 177,566.80, 266,350.20 and 111,211.60

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Solution

The fourth proportional to 177,566.80, 266,350.20 and 111,211.60 is: 166,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,566.80 : 266,350.20 = 111,211.60 : x
  2. Step 2: Convert to fraction form
    177,566.80/266,350.20 = 111,211.60/x
  3. Step 3: Cross multiply
    177,566.80x = 266,350.20 × 111,211.60
  4. Step 4: Simplify right side
    177,566.80x = 29,621,231,902.32
  5. Step 5: Solve for x
    x = 29,621,231,902.32/177,566.80
  6. Step 6: Final answer
    x = 166,817.40

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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.