Home / 168,201.46-252,302.19-68,361.26

Finding the Fourth Proportional to 168,201.46, 252,302.19 and 68,361.26

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Solution

The fourth proportional to 168,201.46, 252,302.19 and 68,361.26 is: 102,541.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,201.46 : 252,302.19 = 68,361.26 : x
  2. Step 2: Convert to fraction form
    168,201.46/252,302.19 = 68,361.26/x
  3. Step 3: Cross multiply
    168,201.46x = 252,302.19 × 68,361.26
  4. Step 4: Simplify right side
    168,201.46x = 17,247,695,267.35
  5. Step 5: Solve for x
    x = 17,247,695,267.35/168,201.46
  6. Step 6: Final answer
    x = 102,541.89

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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.