Home / 192,965.23-266,311.74-111,296.71

Finding the Fourth Proportional to 192,965.23, 266,311.74 and 111,296.71

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Solution

The fourth proportional to 192,965.23, 266,311.74 and 111,296.71 is: 153,600.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,965.23 : 266,311.74 = 111,296.71 : x
  2. Step 2: Convert to fraction form
    192,965.23/266,311.74 = 111,296.71/x
  3. Step 3: Cross multiply
    192,965.23x = 266,311.74 × 111,296.71
  4. Step 4: Simplify right side
    192,965.23x = 29,639,620,496.38
  5. Step 5: Solve for x
    x = 29,639,620,496.38/192,965.23
  6. Step 6: Final answer
    x = 153,600.84

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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.