Home / 198,749.04-274,271.32-108,103.04

Finding the Fourth Proportional to 198,749.04, 274,271.32 and 108,103.04

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Solution

The fourth proportional to 198,749.04, 274,271.32 and 108,103.04 is: 149,180.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,749.04 : 274,271.32 = 108,103.04 : x
  2. Step 2: Convert to fraction form
    198,749.04/274,271.32 = 108,103.04/x
  3. Step 3: Cross multiply
    198,749.04x = 274,271.32 × 108,103.04
  4. Step 4: Simplify right side
    198,749.04x = 29,649,563,476.81
  5. Step 5: Solve for x
    x = 29,649,563,476.81/198,749.04
  6. Step 6: Final answer
    x = 149,180.91

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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.