Home / 167,606.10-251,421.30-100,902.60

Finding the Fourth Proportional to 167,606.10, 251,421.30 and 100,902.60

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Solution

The fourth proportional to 167,606.10, 251,421.30 and 100,902.60 is: 151,361.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,606.10 : 251,421.30 = 100,902.60 : x
  2. Step 2: Convert to fraction form
    167,606.10/251,421.30 = 100,902.60/x
  3. Step 3: Cross multiply
    167,606.10x = 251,421.30 × 100,902.60
  4. Step 4: Simplify right side
    167,606.10x = 25,369,062,865.38
  5. Step 5: Solve for x
    x = 25,369,062,865.38/167,606.10
  6. Step 6: Final answer
    x = 151,361.21

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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.