Home / 195,458.35-269,712.75-109,411.75

Finding the Fourth Proportional to 195,458.35, 269,712.75 and 109,411.75

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Solution

The fourth proportional to 195,458.35, 269,712.75 and 109,411.75 is: 150,977.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,458.35 : 269,712.75 = 109,411.75 : x
  2. Step 2: Convert to fraction form
    195,458.35/269,712.75 = 109,411.75/x
  3. Step 3: Cross multiply
    195,458.35x = 269,712.75 × 109,411.75
  4. Step 4: Simplify right side
    195,458.35x = 29,509,743,974.81
  5. Step 5: Solve for x
    x = 29,509,743,974.81/195,458.35
  6. Step 6: Final answer
    x = 150,977.15

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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.