Home / 126,133.41-174,065.46-68,772.27

Finding the Fourth Proportional to 126,133.41, 174,065.46 and 68,772.27

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Solution

The fourth proportional to 126,133.41, 174,065.46 and 68,772.27 is: 94,906.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,133.41 : 174,065.46 = 68,772.27 : x
  2. Step 2: Convert to fraction form
    126,133.41/174,065.46 = 68,772.27/x
  3. Step 3: Cross multiply
    126,133.41x = 174,065.46 × 68,772.27
  4. Step 4: Simplify right side
    126,133.41x = 11,970,876,812.79
  5. Step 5: Solve for x
    x = 11,970,876,812.79/126,133.41
  6. Step 6: Final answer
    x = 94,906.47

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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.