Home / 178,863.35-246,819.78-102,383.06

Finding the Fourth Proportional to 178,863.35, 246,819.78 and 102,383.06

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Solution

The fourth proportional to 178,863.35, 246,819.78 and 102,383.06 is: 141,281.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,863.35 : 246,819.78 = 102,383.06 : x
  2. Step 2: Convert to fraction form
    178,863.35/246,819.78 = 102,383.06/x
  3. Step 3: Cross multiply
    178,863.35x = 246,819.78 × 102,383.06
  4. Step 4: Simplify right side
    178,863.35x = 25,270,163,110.83
  5. Step 5: Solve for x
    x = 25,270,163,110.83/178,863.35
  6. Step 6: Final answer
    x = 141,281.96

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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.