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Finding the Fourth Proportional to 181,714.25, 250,698.39 and 181,434

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Solution

The fourth proportional to 181,714.25, 250,698.39 and 181,434 is: 250,311.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,714.25 : 250,698.39 = 181,434 : x
  2. Step 2: Convert to fraction form
    181,714.25/250,698.39 = 181,434/x
  3. Step 3: Cross multiply
    181,714.25x = 250,698.39 × 181,434
  4. Step 4: Simplify right side
    181,714.25x = 45,485,211,691.26
  5. Step 5: Solve for x
    x = 45,485,211,691.26/181,714.25
  6. Step 6: Final answer
    x = 250,311.76

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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.