Home / 126,823.37-175,018.07-73,107.41

Finding the Fourth Proportional to 126,823.37, 175,018.07 and 73,107.41

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Solution

The fourth proportional to 126,823.37, 175,018.07 and 73,107.41 is: 100,889.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,823.37 : 175,018.07 = 73,107.41 : x
  2. Step 2: Convert to fraction form
    126,823.37/175,018.07 = 73,107.41/x
  3. Step 3: Cross multiply
    126,823.37x = 175,018.07 × 73,107.41
  4. Step 4: Simplify right side
    126,823.37x = 12,795,117,435.36
  5. Step 5: Solve for x
    x = 12,795,117,435.36/126,823.37
  6. Step 6: Final answer
    x = 100,889.27

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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.