Home / 111,450.39-167,016.87-55,235.07

Finding the Fourth Proportional to 111,450.39, 167,016.87 and 55,235.07

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Solution

The fourth proportional to 111,450.39, 167,016.87 and 55,235.07 is: 82,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,450.39 : 167,016.87 = 55,235.07 : x
  2. Step 2: Convert to fraction form
    111,450.39/167,016.87 = 55,235.07/x
  3. Step 3: Cross multiply
    111,450.39x = 167,016.87 × 55,235.07
  4. Step 4: Simplify right side
    111,450.39x = 9,225,188,505.63
  5. Step 5: Solve for x
    x = 9,225,188,505.63/111,450.39
  6. Step 6: Final answer
    x = 82,773.95

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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.