Home / 161,626.34-222,826.97-113,163.10

Finding the Fourth Proportional to 161,626.34, 222,826.97 and 113,163.10

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Solution

The fourth proportional to 161,626.34, 222,826.97 and 113,163.10 is: 156,012.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,626.34 : 222,826.97 = 113,163.10 : x
  2. Step 2: Convert to fraction form
    161,626.34/222,826.97 = 113,163.10/x
  3. Step 3: Cross multiply
    161,626.34x = 222,826.97 × 113,163.10
  4. Step 4: Simplify right side
    161,626.34x = 25,215,790,414.65
  5. Step 5: Solve for x
    x = 25,215,790,414.65/161,626.34
  6. Step 6: Final answer
    x = 156,012.88

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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.