Home / 198,224.34-273,563.28-112,183.74

Finding the Fourth Proportional to 198,224.34, 273,563.28 and 112,183.74

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Solution

The fourth proportional to 198,224.34, 273,563.28 and 112,183.74 is: 154,821.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,224.34 : 273,563.28 = 112,183.74 : x
  2. Step 2: Convert to fraction form
    198,224.34/273,563.28 = 112,183.74/x
  3. Step 3: Cross multiply
    198,224.34x = 273,563.28 × 112,183.74
  4. Step 4: Simplify right side
    198,224.34x = 30,689,351,877.07
  5. Step 5: Solve for x
    x = 30,689,351,877.07/198,224.34
  6. Step 6: Final answer
    x = 154,821.31

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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.