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Finding the Fourth Proportional to 177,375.60, 266,063.40 and 110,890.80

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Solution

The fourth proportional to 177,375.60, 266,063.40 and 110,890.80 is: 166,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,375.60 : 266,063.40 = 110,890.80 : x
  2. Step 2: Convert to fraction form
    177,375.60/266,063.40 = 110,890.80/x
  3. Step 3: Cross multiply
    177,375.60x = 266,063.40 × 110,890.80
  4. Step 4: Simplify right side
    177,375.60x = 29,503,983,276.72
  5. Step 5: Solve for x
    x = 29,503,983,276.72/177,375.60
  6. Step 6: Final answer
    x = 166,336.20

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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.