Home / 199,171.30-274,852.92-108,528.02

Finding the Fourth Proportional to 199,171.30, 274,852.92 and 108,528.02

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Solution

The fourth proportional to 199,171.30, 274,852.92 and 108,528.02 is: 149,766.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,171.30 : 274,852.92 = 108,528.02 : x
  2. Step 2: Convert to fraction form
    199,171.30/274,852.92 = 108,528.02/x
  3. Step 3: Cross multiply
    199,171.30x = 274,852.92 × 108,528.02
  4. Step 4: Simplify right side
    199,171.30x = 29,829,243,198.82
  5. Step 5: Solve for x
    x = 29,829,243,198.82/199,171.30
  6. Step 6: Final answer
    x = 149,766.77

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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.