Home / 197,650.43-272,757.69-107,006.41

Finding the Fourth Proportional to 197,650.43, 272,757.69 and 107,006.41

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Solution

The fourth proportional to 197,650.43, 272,757.69 and 107,006.41 is: 147,668.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,650.43 : 272,757.69 = 107,006.41 : x
  2. Step 2: Convert to fraction form
    197,650.43/272,757.69 = 107,006.41/x
  3. Step 3: Cross multiply
    197,650.43x = 272,757.69 × 107,006.41
  4. Step 4: Simplify right side
    197,650.43x = 29,186,821,206.79
  5. Step 5: Solve for x
    x = 29,186,821,206.79/197,650.43
  6. Step 6: Final answer
    x = 147,668.90

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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.