Home / 199,197.76-274,892.96-109,773.76

Finding the Fourth Proportional to 199,197.76, 274,892.96 and 109,773.76

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Solution

The fourth proportional to 199,197.76, 274,892.96 and 109,773.76 is: 151,487.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,197.76 : 274,892.96 = 109,773.76 : x
  2. Step 2: Convert to fraction form
    199,197.76/274,892.96 = 109,773.76/x
  3. Step 3: Cross multiply
    199,197.76x = 274,892.96 × 109,773.76
  4. Step 4: Simplify right side
    199,197.76x = 30,176,033,816.73
  5. Step 5: Solve for x
    x = 30,176,033,816.73/199,197.76
  6. Step 6: Final answer
    x = 151,487.82

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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.