Home / 199,016.50-274,638.84-108,373.58

Finding the Fourth Proportional to 199,016.50, 274,638.84 and 108,373.58

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Solution

The fourth proportional to 199,016.50, 274,638.84 and 108,373.58 is: 149,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,016.50 : 274,638.84 = 108,373.58 : x
  2. Step 2: Convert to fraction form
    199,016.50/274,638.84 = 108,373.58/x
  3. Step 3: Cross multiply
    199,016.50x = 274,638.84 × 108,373.58
  4. Step 4: Simplify right side
    199,016.50x = 29,763,594,297.85
  5. Step 5: Solve for x
    x = 29,763,594,297.85/199,016.50
  6. Step 6: Final answer
    x = 149,553.40

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1.5x scale

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.