Home / 206,683.45-285,201.07-116,049.38

Finding the Fourth Proportional to 206,683.45, 285,201.07 and 116,049.38

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Solution

The fourth proportional to 206,683.45, 285,201.07 and 116,049.38 is: 160,135.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,683.45 : 285,201.07 = 116,049.38 : x
  2. Step 2: Convert to fraction form
    206,683.45/285,201.07 = 116,049.38/x
  3. Step 3: Cross multiply
    206,683.45x = 285,201.07 × 116,049.38
  4. Step 4: Simplify right side
    206,683.45x = 33,097,405,632.71
  5. Step 5: Solve for x
    x = 33,097,405,632.71/206,683.45
  6. Step 6: Final answer
    x = 160,135.73

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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.