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Finding the Fourth Proportional to 242,168.49, 363,266.39 and 73,694.30

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Solution

The fourth proportional to 242,168.49, 363,266.39 and 73,694.30 is: 110,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,168.49 : 363,266.39 = 73,694.30 : x
  2. Step 2: Convert to fraction form
    242,168.49/363,266.39 = 73,694.30/x
  3. Step 3: Cross multiply
    242,168.49x = 363,266.39 × 73,694.30
  4. Step 4: Simplify right side
    242,168.49x = 26,770,660,139.77
  5. Step 5: Solve for x
    x = 26,770,660,139.77/242,168.49
  6. Step 6: Final answer
    x = 110,545.60

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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.