Home / 193,469.72-266,973.57-108,570.38

Finding the Fourth Proportional to 193,469.72, 266,973.57 and 108,570.38

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Solution

The fourth proportional to 193,469.72, 266,973.57 and 108,570.38 is: 149,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,469.72 : 266,973.57 = 108,570.38 : x
  2. Step 2: Convert to fraction form
    193,469.72/266,973.57 = 108,570.38/x
  3. Step 3: Cross multiply
    193,469.72x = 266,973.57 × 108,570.38
  4. Step 4: Simplify right side
    193,469.72x = 28,985,420,609.99
  5. Step 5: Solve for x
    x = 28,985,420,609.99/193,469.72
  6. Step 6: Final answer
    x = 149,818.90

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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.