Home / 126,023.74-173,914.76-68,665.77

Finding the Fourth Proportional to 126,023.74, 173,914.76 and 68,665.77

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Solution

The fourth proportional to 126,023.74, 173,914.76 and 68,665.77 is: 94,759.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,023.74 : 173,914.76 = 68,665.77 : x
  2. Step 2: Convert to fraction form
    126,023.74/173,914.76 = 68,665.77/x
  3. Step 3: Cross multiply
    126,023.74x = 173,914.76 × 68,665.77
  4. Step 4: Simplify right side
    126,023.74x = 11,941,990,040.19
  5. Step 5: Solve for x
    x = 11,941,990,040.19/126,023.74
  6. Step 6: Final answer
    x = 94,759.85

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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.