Home / 198,330.33-273,668.32-116,662.29

Finding the Fourth Proportional to 198,330.33, 273,668.32 and 116,662.29

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Solution

The fourth proportional to 198,330.33, 273,668.32 and 116,662.29 is: 160,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,330.33 : 273,668.32 = 116,662.29 : x
  2. Step 2: Convert to fraction form
    198,330.33/273,668.32 = 116,662.29/x
  3. Step 3: Cross multiply
    198,330.33x = 273,668.32 × 116,662.29
  4. Step 4: Simplify right side
    198,330.33x = 31,926,772,911.65
  5. Step 5: Solve for x
    x = 31,926,772,911.65/198,330.33
  6. Step 6: Final answer
    x = 160,977.76

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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.