Home / 135,934.20-203,901.30-113,790.83

Finding the Fourth Proportional to 135,934.20, 203,901.30 and 113,790.83

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Solution

The fourth proportional to 135,934.20, 203,901.30 and 113,790.83 is: 170,686.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,934.20 : 203,901.30 = 113,790.83 : x
  2. Step 2: Convert to fraction form
    135,934.20/203,901.30 = 113,790.83/x
  3. Step 3: Cross multiply
    135,934.20x = 203,901.30 × 113,790.83
  4. Step 4: Simplify right side
    135,934.20x = 23,202,097,145.57
  5. Step 5: Solve for x
    x = 23,202,097,145.57/135,934.20
  6. Step 6: Final answer
    x = 170,686.24

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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.