Home / 126,079.88-173,991.04-69,491.24

Finding the Fourth Proportional to 126,079.88, 173,991.04 and 69,491.24

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Solution

The fourth proportional to 126,079.88, 173,991.04 and 69,491.24 is: 95,898.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,079.88 : 173,991.04 = 69,491.24 : x
  2. Step 2: Convert to fraction form
    126,079.88/173,991.04 = 69,491.24/x
  3. Step 3: Cross multiply
    126,079.88x = 173,991.04 × 69,491.24
  4. Step 4: Simplify right side
    126,079.88x = 12,090,853,118.49
  5. Step 5: Solve for x
    x = 12,090,853,118.49/126,079.88
  6. Step 6: Final answer
    x = 95,898.36

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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.