Home / 177,022.20-266,051.70-154,212.60

Finding the Fourth Proportional to 177,022.20, 266,051.70 and 154,212.60

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Solution

The fourth proportional to 177,022.20, 266,051.70 and 154,212.60 is: 231,770.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,022.20 : 266,051.70 = 154,212.60 : x
  2. Step 2: Convert to fraction form
    177,022.20/266,051.70 = 154,212.60/x
  3. Step 3: Cross multiply
    177,022.20x = 266,051.70 × 154,212.60
  4. Step 4: Simplify right side
    177,022.20x = 41,028,524,391.42
  5. Step 5: Solve for x
    x = 41,028,524,391.42/177,022.20
  6. Step 6: Final answer
    x = 231,770.50

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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.