Home / 168,323.10-252,529.20-73,512.60

Finding the Fourth Proportional to 168,323.10, 252,529.20 and 73,512.60

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Solution

The fourth proportional to 168,323.10, 252,529.20 and 73,512.60 is: 110,288.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,323.10 : 252,529.20 = 73,512.60 : x
  2. Step 2: Convert to fraction form
    168,323.10/252,529.20 = 73,512.60/x
  3. Step 3: Cross multiply
    168,323.10x = 252,529.20 × 73,512.60
  4. Step 4: Simplify right side
    168,323.10x = 18,564,078,067.92
  5. Step 5: Solve for x
    x = 18,564,078,067.92/168,323.10
  6. Step 6: Final answer
    x = 110,288.36

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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.