Home / 198,706.96-274,214.25-108,062.69

Finding the Fourth Proportional to 198,706.96, 274,214.25 and 108,062.69

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Solution

The fourth proportional to 198,706.96, 274,214.25 and 108,062.69 is: 149,125.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,706.96 : 274,214.25 = 108,062.69 : x
  2. Step 2: Convert to fraction form
    198,706.96/274,214.25 = 108,062.69/x
  3. Step 3: Cross multiply
    198,706.96x = 274,214.25 × 108,062.69
  4. Step 4: Simplify right side
    198,706.96x = 29,632,328,120.26
  5. Step 5: Solve for x
    x = 29,632,328,120.26/198,706.96
  6. Step 6: Final answer
    x = 149,125.77

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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.