Home / 167,677.12-231,277.26-113,868.72

Finding the Fourth Proportional to 167,677.12, 231,277.26 and 113,868.72

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Solution

The fourth proportional to 167,677.12, 231,277.26 and 113,868.72 is: 157,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,677.12 : 231,277.26 = 113,868.72 : x
  2. Step 2: Convert to fraction form
    167,677.12/231,277.26 = 113,868.72/x
  3. Step 3: Cross multiply
    167,677.12x = 231,277.26 × 113,868.72
  4. Step 4: Simplify right side
    167,677.12x = 26,335,245,561.31
  5. Step 5: Solve for x
    x = 26,335,245,561.31/167,677.12
  6. Step 6: Final answer
    x = 157,059.27

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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.