Home / 192,650.20-288,629.70-165,002.20

Finding the Fourth Proportional to 192,650.20, 288,629.70 and 165,002.20

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Solution

The fourth proportional to 192,650.20, 288,629.70 and 165,002.20 is: 247,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,650.20 : 288,629.70 = 165,002.20 : x
  2. Step 2: Convert to fraction form
    192,650.20/288,629.70 = 165,002.20/x
  3. Step 3: Cross multiply
    192,650.20x = 288,629.70 × 165,002.20
  4. Step 4: Simplify right side
    192,650.20x = 47,624,535,485.34
  5. Step 5: Solve for x
    x = 47,624,535,485.34/192,650.20
  6. Step 6: Final answer
    x = 247,207.30

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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.