Home / 669,451.70-1,004,171.15-164,014.90

Finding the Fourth Proportional to 669,451.70, 1,004,171.15 and 164,014.90

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Solution

The fourth proportional to 669,451.70, 1,004,171.15 and 164,014.90 is: 246,020.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,451.70 : 1,004,171.15 = 164,014.90 : x
  2. Step 2: Convert to fraction form
    669,451.70/1,004,171.15 = 164,014.90/x
  3. Step 3: Cross multiply
    669,451.70x = 1,004,171.15 × 164,014.90
  4. Step 4: Simplify right side
    669,451.70x = 164,699,030,750.14
  5. Step 5: Solve for x
    x = 164,699,030,750.14/669,451.70
  6. Step 6: Final answer
    x = 246,020.78

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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.