Home / 300,525.18-414,734.64-164,564.85

Finding the Fourth Proportional to 300,525.18, 414,734.64 and 164,564.85

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Solution

The fourth proportional to 300,525.18, 414,734.64 and 164,564.85 is: 227,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,525.18 : 414,734.64 = 164,564.85 : x
  2. Step 2: Convert to fraction form
    300,525.18/414,734.64 = 164,564.85/x
  3. Step 3: Cross multiply
    300,525.18x = 414,734.64 × 164,564.85
  4. Step 4: Simplify right side
    300,525.18x = 68,250,743,821.40
  5. Step 5: Solve for x
    x = 68,250,743,821.40/300,525.18
  6. Step 6: Final answer
    x = 227,104.91

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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.