Home / 177,118.20-266,195.70-154,308.60

Finding the Fourth Proportional to 177,118.20, 266,195.70 and 154,308.60

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Solution

The fourth proportional to 177,118.20, 266,195.70 and 154,308.60 is: 231,914.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,118.20 : 266,195.70 = 154,308.60 : x
  2. Step 2: Convert to fraction form
    177,118.20/266,195.70 = 154,308.60/x
  3. Step 3: Cross multiply
    177,118.20x = 266,195.70 × 154,308.60
  4. Step 4: Simplify right side
    177,118.20x = 41,076,285,793.02
  5. Step 5: Solve for x
    x = 41,076,285,793.02/177,118.20
  6. Step 6: Final answer
    x = 231,914.54

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1.5x scale

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.