Home / 168,982.20-253,506.11-50,643.63

Finding the Fourth Proportional to 168,982.20, 253,506.11 and 50,643.63

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Solution

The fourth proportional to 168,982.20, 253,506.11 and 50,643.63 is: 75,975.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,982.20 : 253,506.11 = 50,643.63 : x
  2. Step 2: Convert to fraction form
    168,982.20/253,506.11 = 50,643.63/x
  3. Step 3: Cross multiply
    168,982.20x = 253,506.11 × 50,643.63
  4. Step 4: Simplify right side
    168,982.20x = 12,838,469,384.36
  5. Step 5: Solve for x
    x = 12,838,469,384.36/168,982.20
  6. Step 6: Final answer
    x = 75,975.28

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1.5x scale

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.