Home / 166,633.75-229,954.58-91,182.25

Finding the Fourth Proportional to 166,633.75, 229,954.58 and 91,182.25

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Solution

The fourth proportional to 166,633.75, 229,954.58 and 91,182.25 is: 125,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,633.75 : 229,954.58 = 91,182.25 : x
  2. Step 2: Convert to fraction form
    166,633.75/229,954.58 = 91,182.25/x
  3. Step 3: Cross multiply
    166,633.75x = 229,954.58 × 91,182.25
  4. Step 4: Simplify right side
    166,633.75x = 20,967,776,002.21
  5. Step 5: Solve for x
    x = 20,967,776,002.21/166,633.75
  6. Step 6: Final answer
    x = 125,831.51

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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.