Home / 168,231.70-252,007.35-104,857.30

Finding the Fourth Proportional to 168,231.70, 252,007.35 and 104,857.30

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Solution

The fourth proportional to 168,231.70, 252,007.35 and 104,857.30 is: 157,073.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,231.70 : 252,007.35 = 104,857.30 : x
  2. Step 2: Convert to fraction form
    168,231.70/252,007.35 = 104,857.30/x
  3. Step 3: Cross multiply
    168,231.70x = 252,007.35 × 104,857.30
  4. Step 4: Simplify right side
    168,231.70x = 26,424,810,301.16
  5. Step 5: Solve for x
    x = 26,424,810,301.16/168,231.70
  6. Step 6: Final answer
    x = 157,073.91

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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.