Home / 198,856.26-274,421.68-109,432.26

Finding the Fourth Proportional to 198,856.26, 274,421.68 and 109,432.26

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Solution

The fourth proportional to 198,856.26, 274,421.68 and 109,432.26 is: 151,016.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,856.26 : 274,421.68 = 109,432.26 : x
  2. Step 2: Convert to fraction form
    198,856.26/274,421.68 = 109,432.26/x
  3. Step 3: Cross multiply
    198,856.26x = 274,421.68 × 109,432.26
  4. Step 4: Simplify right side
    198,856.26x = 30,030,584,635.40
  5. Step 5: Solve for x
    x = 30,030,584,635.40/198,856.26
  6. Step 6: Final answer
    x = 151,016.54

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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.