Home / 167,968.72-251,361.32-104,818.56

Finding the Fourth Proportional to 167,968.72, 251,361.32 and 104,818.56

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Solution

The fourth proportional to 167,968.72, 251,361.32 and 104,818.56 is: 156,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,968.72 : 251,361.32 = 104,818.56 : x
  2. Step 2: Convert to fraction form
    167,968.72/251,361.32 = 104,818.56/x
  3. Step 3: Cross multiply
    167,968.72x = 251,361.32 × 104,818.56
  4. Step 4: Simplify right side
    167,968.72x = 26,347,331,602.10
  5. Step 5: Solve for x
    x = 26,347,331,602.10/167,968.72
  6. Step 6: Final answer
    x = 156,858.56

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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.