Home / 195,582.62-269,894.67-120,116.54

Finding the Fourth Proportional to 195,582.62, 269,894.67 and 120,116.54

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Solution

The fourth proportional to 195,582.62, 269,894.67 and 120,116.54 is: 165,755.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,582.62 : 269,894.67 = 120,116.54 : x
  2. Step 2: Convert to fraction form
    195,582.62/269,894.67 = 120,116.54/x
  3. Step 3: Cross multiply
    195,582.62x = 269,894.67 × 120,116.54
  4. Step 4: Simplify right side
    195,582.62x = 32,418,813,924.84
  5. Step 5: Solve for x
    x = 32,418,813,924.84/195,582.62
  6. Step 6: Final answer
    x = 165,755.09

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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.