Home / 195,389.76-269,639.68-114,819.04

Finding the Fourth Proportional to 195,389.76, 269,639.68 and 114,819.04

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Solution

The fourth proportional to 195,389.76, 269,639.68 and 114,819.04 is: 158,451.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,389.76 : 269,639.68 = 114,819.04 : x
  2. Step 2: Convert to fraction form
    195,389.76/269,639.68 = 114,819.04/x
  3. Step 3: Cross multiply
    195,389.76x = 269,639.68 × 114,819.04
  4. Step 4: Simplify right side
    195,389.76x = 30,959,769,203.51
  5. Step 5: Solve for x
    x = 30,959,769,203.51/195,389.76
  6. Step 6: Final answer
    x = 158,451.34

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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.