Home / 126,208.88-174,171.54-68,849.18

Finding the Fourth Proportional to 126,208.88, 174,171.54 and 68,849.18

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Solution

The fourth proportional to 126,208.88, 174,171.54 and 68,849.18 is: 95,013.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,208.88 : 174,171.54 = 68,849.18 : x
  2. Step 2: Convert to fraction form
    126,208.88/174,171.54 = 68,849.18/x
  3. Step 3: Cross multiply
    126,208.88x = 174,171.54 × 68,849.18
  4. Step 4: Simplify right side
    126,208.88x = 11,991,567,708.34
  5. Step 5: Solve for x
    x = 11,991,567,708.34/126,208.88
  6. Step 6: Final answer
    x = 95,013.66

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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.