Home / 168,052.20-252,078.30-145,908.83

Finding the Fourth Proportional to 168,052.20, 252,078.30 and 145,908.83

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Solution

The fourth proportional to 168,052.20, 252,078.30 and 145,908.83 is: 218,863.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,052.20 : 252,078.30 = 145,908.83 : x
  2. Step 2: Convert to fraction form
    168,052.20/252,078.30 = 145,908.83/x
  3. Step 3: Cross multiply
    168,052.20x = 252,078.30 × 145,908.83
  4. Step 4: Simplify right side
    168,052.20x = 36,780,448,561.00
  5. Step 5: Solve for x
    x = 36,780,448,561.00/168,052.20
  6. Step 6: Final answer
    x = 218,863.24

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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.