Home / 166,324.76-229,527.78-90,873.80

Finding the Fourth Proportional to 166,324.76, 229,527.78 and 90,873.80

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Solution

The fourth proportional to 166,324.76, 229,527.78 and 90,873.80 is: 125,405.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,324.76 : 229,527.78 = 90,873.80 : x
  2. Step 2: Convert to fraction form
    166,324.76/229,527.78 = 90,873.80/x
  3. Step 3: Cross multiply
    166,324.76x = 229,527.78 × 90,873.80
  4. Step 4: Simplify right side
    166,324.76x = 20,858,061,574.16
  5. Step 5: Solve for x
    x = 20,858,061,574.16/166,324.76
  6. Step 6: Final answer
    x = 125,405.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.