Home / 177,719.80-266,579.70-163,204.60

Finding the Fourth Proportional to 177,719.80, 266,579.70 and 163,204.60

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Solution

The fourth proportional to 177,719.80, 266,579.70 and 163,204.60 is: 244,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,719.80 : 266,579.70 = 163,204.60 : x
  2. Step 2: Convert to fraction form
    177,719.80/266,579.70 = 163,204.60/x
  3. Step 3: Cross multiply
    177,719.80x = 266,579.70 × 163,204.60
  4. Step 4: Simplify right side
    177,719.80x = 43,507,033,306.62
  5. Step 5: Solve for x
    x = 43,507,033,306.62/177,719.80
  6. Step 6: Final answer
    x = 244,806.90

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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.