Home / 126,063.20-173,973.69-69,474.56

Finding the Fourth Proportional to 126,063.20, 173,973.69 and 69,474.56

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Solution

The fourth proportional to 126,063.20, 173,973.69 and 69,474.56 is: 95,878.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,063.20 : 173,973.69 = 69,474.56 : x
  2. Step 2: Convert to fraction form
    126,063.20/173,973.69 = 69,474.56/x
  3. Step 3: Cross multiply
    126,063.20x = 173,973.69 × 69,474.56
  4. Step 4: Simplify right side
    126,063.20x = 12,086,745,564.33
  5. Step 5: Solve for x
    x = 12,086,745,564.33/126,063.20
  6. Step 6: Final answer
    x = 95,878.46

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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.