Home / 214,974.32-296,662.40-119,478.96

Finding the Fourth Proportional to 214,974.32, 296,662.40 and 119,478.96

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Solution

The fourth proportional to 214,974.32, 296,662.40 and 119,478.96 is: 164,879.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,974.32 : 296,662.40 = 119,478.96 : x
  2. Step 2: Convert to fraction form
    214,974.32/296,662.40 = 119,478.96/x
  3. Step 3: Cross multiply
    214,974.32x = 296,662.40 × 119,478.96
  4. Step 4: Simplify right side
    214,974.32x = 35,444,915,023.10
  5. Step 5: Solve for x
    x = 35,444,915,023.10/214,974.32
  6. Step 6: Final answer
    x = 164,879.76

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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.