Home / 167,521.72-251,243.70-49,161.28

Finding the Fourth Proportional to 167,521.72, 251,243.70 and 49,161.28

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Solution

The fourth proportional to 167,521.72, 251,243.70 and 49,161.28 is: 73,730.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,521.72 : 251,243.70 = 49,161.28 : x
  2. Step 2: Convert to fraction form
    167,521.72/251,243.70 = 49,161.28/x
  3. Step 3: Cross multiply
    167,521.72x = 251,243.70 × 49,161.28
  4. Step 4: Simplify right side
    167,521.72x = 12,351,461,883.94
  5. Step 5: Solve for x
    x = 12,351,461,883.94/167,521.72
  6. Step 6: Final answer
    x = 73,730.51

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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.