Home / 252,764.44-379,145.58-102,971.32

Finding the Fourth Proportional to 252,764.44, 379,145.58 and 102,971.32

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Solution

The fourth proportional to 252,764.44, 379,145.58 and 102,971.32 is: 154,456.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,764.44 : 379,145.58 = 102,971.32 : x
  2. Step 2: Convert to fraction form
    252,764.44/379,145.58 = 102,971.32/x
  3. Step 3: Cross multiply
    252,764.44x = 379,145.58 × 102,971.32
  4. Step 4: Simplify right side
    252,764.44x = 39,041,120,844.77
  5. Step 5: Solve for x
    x = 39,041,120,844.77/252,764.44
  6. Step 6: Final answer
    x = 154,456.54

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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.