Home / 168,268.32-252,491.04-68,502.24

Finding the Fourth Proportional to 168,268.32, 252,491.04 and 68,502.24

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Solution

The fourth proportional to 168,268.32, 252,491.04 and 68,502.24 is: 102,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,268.32 : 252,491.04 = 68,502.24 : x
  2. Step 2: Convert to fraction form
    168,268.32/252,491.04 = 68,502.24/x
  3. Step 3: Cross multiply
    168,268.32x = 252,491.04 × 68,502.24
  4. Step 4: Simplify right side
    168,268.32x = 17,296,201,819.93
  5. Step 5: Solve for x
    x = 17,296,201,819.93/168,268.32
  6. Step 6: Final answer
    x = 102,789.41

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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.