Home / 123,923.44-171,015.38-67,334.81

Finding the Fourth Proportional to 123,923.44, 171,015.38 and 67,334.81

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Solution

The fourth proportional to 123,923.44, 171,015.38 and 67,334.81 is: 92,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,923.44 : 171,015.38 = 67,334.81 : x
  2. Step 2: Convert to fraction form
    123,923.44/171,015.38 = 67,334.81/x
  3. Step 3: Cross multiply
    123,923.44x = 171,015.38 × 67,334.81
  4. Step 4: Simplify right side
    123,923.44x = 11,515,288,119.38
  5. Step 5: Solve for x
    x = 11,515,288,119.38/123,923.44
  6. Step 6: Final answer
    x = 92,922.60

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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.