Home / 263,384.30-395,196.39-111,622.91

Finding the Fourth Proportional to 263,384.30, 395,196.39 and 111,622.91

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Solution

The fourth proportional to 263,384.30, 395,196.39 and 111,622.91 is: 167,485.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,384.30 : 395,196.39 = 111,622.91 : x
  2. Step 2: Convert to fraction form
    263,384.30/395,196.39 = 111,622.91/x
  3. Step 3: Cross multiply
    263,384.30x = 395,196.39 × 111,622.91
  4. Step 4: Simplify right side
    263,384.30x = 44,112,969,097.31
  5. Step 5: Solve for x
    x = 44,112,969,097.31/263,384.30
  6. Step 6: Final answer
    x = 167,485.19

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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.