Home / 168,202.38-252,303.54-115,451.94

Finding the Fourth Proportional to 168,202.38, 252,303.54 and 115,451.94

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Solution

The fourth proportional to 168,202.38, 252,303.54 and 115,451.94 is: 173,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,202.38 : 252,303.54 = 115,451.94 : x
  2. Step 2: Convert to fraction form
    168,202.38/252,303.54 = 115,451.94/x
  3. Step 3: Cross multiply
    168,202.38x = 252,303.54 × 115,451.94
  4. Step 4: Simplify right side
    168,202.38x = 29,128,933,161.87
  5. Step 5: Solve for x
    x = 29,128,933,161.87/168,202.38
  6. Step 6: Final answer
    x = 173,177.89

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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.