Home / 114,968.67-172,469.22-40,077.89

Finding the Fourth Proportional to 114,968.67, 172,469.22 and 40,077.89

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Solution

The fourth proportional to 114,968.67, 172,469.22 and 40,077.89 is: 60,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,968.67 : 172,469.22 = 40,077.89 : x
  2. Step 2: Convert to fraction form
    114,968.67/172,469.22 = 40,077.89/x
  3. Step 3: Cross multiply
    114,968.67x = 172,469.22 × 40,077.89
  4. Step 4: Simplify right side
    114,968.67x = 6,912,202,061.67
  5. Step 5: Solve for x
    x = 6,912,202,061.67/114,968.67
  6. Step 6: Final answer
    x = 60,122.49

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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.