Home / 126,065.04-173,967.41-68,704.80

Finding the Fourth Proportional to 126,065.04, 173,967.41 and 68,704.80

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Solution

The fourth proportional to 126,065.04, 173,967.41 and 68,704.80 is: 94,811.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,065.04 : 173,967.41 = 68,704.80 : x
  2. Step 2: Convert to fraction form
    126,065.04/173,967.41 = 68,704.80/x
  3. Step 3: Cross multiply
    126,065.04x = 173,967.41 × 68,704.80
  4. Step 4: Simplify right side
    126,065.04x = 11,952,395,767.04
  5. Step 5: Solve for x
    x = 11,952,395,767.04/126,065.04
  6. Step 6: Final answer
    x = 94,811.34

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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.