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Finding the Fourth Proportional to 254,383.52, 381,582.52 and 67,395.04

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Solution

The fourth proportional to 254,383.52, 381,582.52 and 67,395.04 is: 101,094.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,383.52 : 381,582.52 = 67,395.04 : x
  2. Step 2: Convert to fraction form
    254,383.52/381,582.52 = 67,395.04/x
  3. Step 3: Cross multiply
    254,383.52x = 381,582.52 × 67,395.04
  4. Step 4: Simplify right side
    254,383.52x = 25,716,769,198.70
  5. Step 5: Solve for x
    x = 25,716,769,198.70/254,383.52
  6. Step 6: Final answer
    x = 101,094.48

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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.