Home / 165,201.60-247,996.80-164,035.20

Finding the Fourth Proportional to 165,201.60, 247,996.80 and 164,035.20

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Solution

The fourth proportional to 165,201.60, 247,996.80 and 164,035.20 is: 246,245.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,201.60 : 247,996.80 = 164,035.20 : x
  2. Step 2: Convert to fraction form
    165,201.60/247,996.80 = 164,035.20/x
  3. Step 3: Cross multiply
    165,201.60x = 247,996.80 × 164,035.20
  4. Step 4: Simplify right side
    165,201.60x = 40,680,204,687.36
  5. Step 5: Solve for x
    x = 40,680,204,687.36/165,201.60
  6. Step 6: Final answer
    x = 246,245.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.