Home / 199,199.06-274,884.90-108,554.75

Finding the Fourth Proportional to 199,199.06, 274,884.90 and 108,554.75

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Solution

The fourth proportional to 199,199.06, 274,884.90 and 108,554.75 is: 149,800.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,199.06 : 274,884.90 = 108,554.75 : x
  2. Step 2: Convert to fraction form
    199,199.06/274,884.90 = 108,554.75/x
  3. Step 3: Cross multiply
    199,199.06x = 274,884.90 × 108,554.75
  4. Step 4: Simplify right side
    199,199.06x = 29,840,060,223.85
  5. Step 5: Solve for x
    x = 29,840,060,223.85/199,199.06
  6. Step 6: Final answer
    x = 149,800.21

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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.