Home / 167,536.50-231,180.94-99,556.34

Finding the Fourth Proportional to 167,536.50, 231,180.94 and 99,556.34

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Solution

The fourth proportional to 167,536.50, 231,180.94 and 99,556.34 is: 137,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,536.50 : 231,180.94 = 99,556.34 : x
  2. Step 2: Convert to fraction form
    167,536.50/231,180.94 = 99,556.34/x
  3. Step 3: Cross multiply
    167,536.50x = 231,180.94 × 99,556.34
  4. Step 4: Simplify right side
    167,536.50x = 23,015,527,973.09
  5. Step 5: Solve for x
    x = 23,015,527,973.09/167,536.50
  6. Step 6: Final answer
    x = 137,376.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.