Home / 126,249.88-174,224.46-69,661.30

Finding the Fourth Proportional to 126,249.88, 174,224.46 and 69,661.30

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Solution

The fourth proportional to 126,249.88, 174,224.46 and 69,661.30 is: 96,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,249.88 : 174,224.46 = 69,661.30 : x
  2. Step 2: Convert to fraction form
    126,249.88/174,224.46 = 69,661.30/x
  3. Step 3: Cross multiply
    126,249.88x = 174,224.46 × 69,661.30
  4. Step 4: Simplify right side
    126,249.88x = 12,136,702,375.40
  5. Step 5: Solve for x
    x = 12,136,702,375.40/126,249.88
  6. Step 6: Final answer
    x = 96,132.39

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1.5x scale

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.