Home / 218,491.94-327,933.27-111,948.58

Finding the Fourth Proportional to 218,491.94, 327,933.27 and 111,948.58

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Solution

The fourth proportional to 218,491.94, 327,933.27 and 111,948.58 is: 168,022.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,491.94 : 327,933.27 = 111,948.58 : x
  2. Step 2: Convert to fraction form
    218,491.94/327,933.27 = 111,948.58/x
  3. Step 3: Cross multiply
    218,491.94x = 327,933.27 × 111,948.58
  4. Step 4: Simplify right side
    218,491.94x = 36,711,663,911.26
  5. Step 5: Solve for x
    x = 36,711,663,911.26/218,491.94
  6. Step 6: Final answer
    x = 168,022.97

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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.