Home / 168,933.20-253,399.80-163,028.30

Finding the Fourth Proportional to 168,933.20, 253,399.80 and 163,028.30

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Solution

The fourth proportional to 168,933.20, 253,399.80 and 163,028.30 is: 244,542.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,933.20 : 253,399.80 = 163,028.30 : x
  2. Step 2: Convert to fraction form
    168,933.20/253,399.80 = 163,028.30/x
  3. Step 3: Cross multiply
    168,933.20x = 253,399.80 × 163,028.30
  4. Step 4: Simplify right side
    168,933.20x = 41,311,338,614.34
  5. Step 5: Solve for x
    x = 41,311,338,614.34/168,933.20
  6. Step 6: Final answer
    x = 244,542.45

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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.