Home / 254,105.88-381,080.64-175,723.80

Finding the Fourth Proportional to 254,105.88, 381,080.64 and 175,723.80

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Solution

The fourth proportional to 254,105.88, 381,080.64 and 175,723.80 is: 263,531.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,105.88 : 381,080.64 = 175,723.80 : x
  2. Step 2: Convert to fraction form
    254,105.88/381,080.64 = 175,723.80/x
  3. Step 3: Cross multiply
    254,105.88x = 381,080.64 × 175,723.80
  4. Step 4: Simplify right side
    254,105.88x = 66,964,938,167.23
  5. Step 5: Solve for x
    x = 66,964,938,167.23/254,105.88
  6. Step 6: Final answer
    x = 263,531.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.