Home / 262,198.68-393,298.42-112,341.79

Finding the Fourth Proportional to 262,198.68, 393,298.42 and 112,341.79

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Solution

The fourth proportional to 262,198.68, 393,298.42 and 112,341.79 is: 168,512.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,198.68 : 393,298.42 = 112,341.79 : x
  2. Step 2: Convert to fraction form
    262,198.68/393,298.42 = 112,341.79/x
  3. Step 3: Cross multiply
    262,198.68x = 393,298.42 × 112,341.79
  4. Step 4: Simplify right side
    262,198.68x = 44,183,848,506.97
  5. Step 5: Solve for x
    x = 44,183,848,506.97/262,198.68
  6. Step 6: Final answer
    x = 168,512.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.