Home / 167,941.77-231,776.01-125,426.49

Finding the Fourth Proportional to 167,941.77, 231,776.01 and 125,426.49

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Solution

The fourth proportional to 167,941.77, 231,776.01 and 125,426.49 is: 173,100.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,941.77 : 231,776.01 = 125,426.49 : x
  2. Step 2: Convert to fraction form
    167,941.77/231,776.01 = 125,426.49/x
  3. Step 3: Cross multiply
    167,941.77x = 231,776.01 × 125,426.49
  4. Step 4: Simplify right side
    167,941.77x = 29,070,851,400.50
  5. Step 5: Solve for x
    x = 29,070,851,400.50/167,941.77
  6. Step 6: Final answer
    x = 173,100.78

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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.