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Finding the Fourth Proportional to 254,317.88, 381,397.44 and 88,067

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Solution

The fourth proportional to 254,317.88, 381,397.44 and 88,067 is: 132,073.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,317.88 : 381,397.44 = 88,067 : x
  2. Step 2: Convert to fraction form
    254,317.88/381,397.44 = 88,067/x
  3. Step 3: Cross multiply
    254,317.88x = 381,397.44 × 88,067
  4. Step 4: Simplify right side
    254,317.88x = 33,588,528,348.48
  5. Step 5: Solve for x
    x = 33,588,528,348.48/254,317.88
  6. Step 6: Final answer
    x = 132,073.01

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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.