Home / 166,596.21-229,908.51-91,144.71

Finding the Fourth Proportional to 166,596.21, 229,908.51 and 91,144.71

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Solution

The fourth proportional to 166,596.21, 229,908.51 and 91,144.71 is: 125,782.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,596.21 : 229,908.51 = 91,144.71 : x
  2. Step 2: Convert to fraction form
    166,596.21/229,908.51 = 91,144.71/x
  3. Step 3: Cross multiply
    166,596.21x = 229,908.51 × 91,144.71
  4. Step 4: Simplify right side
    166,596.21x = 20,954,944,470.48
  5. Step 5: Solve for x
    x = 20,954,944,470.48/166,596.21
  6. Step 6: Final answer
    x = 125,782.84

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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.