Home / 175,197.78-262,628.76-111,839.16

Finding the Fourth Proportional to 175,197.78, 262,628.76 and 111,839.16

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Solution

The fourth proportional to 175,197.78, 262,628.76 and 111,839.16 is: 167,651.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,197.78 : 262,628.76 = 111,839.16 : x
  2. Step 2: Convert to fraction form
    175,197.78/262,628.76 = 111,839.16/x
  3. Step 3: Cross multiply
    175,197.78x = 262,628.76 × 111,839.16
  4. Step 4: Simplify right side
    175,197.78x = 29,372,179,910.24
  5. Step 5: Solve for x
    x = 29,372,179,910.24/175,197.78
  6. Step 6: Final answer
    x = 167,651.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.