Home / 251,999.23-378,054.17-185,236.96

Finding the Fourth Proportional to 251,999.23, 378,054.17 and 185,236.96

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Solution

The fourth proportional to 251,999.23, 378,054.17 and 185,236.96 is: 277,896.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,999.23 : 378,054.17 = 185,236.96 : x
  2. Step 2: Convert to fraction form
    251,999.23/378,054.17 = 185,236.96/x
  3. Step 3: Cross multiply
    251,999.23x = 378,054.17 × 185,236.96
  4. Step 4: Simplify right side
    251,999.23x = 70,029,604,239.94
  5. Step 5: Solve for x
    x = 70,029,604,239.94/251,999.23
  6. Step 6: Final answer
    x = 277,896.10

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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.