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Finding the Fourth Proportional to 242,181.60, 363,350.26 and 73,734.55

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Solution

The fourth proportional to 242,181.60, 363,350.26 and 73,734.55 is: 110,625.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,181.60 : 363,350.26 = 73,734.55 : x
  2. Step 2: Convert to fraction form
    242,181.60/363,350.26 = 73,734.55/x
  3. Step 3: Cross multiply
    242,181.60x = 363,350.26 × 73,734.55
  4. Step 4: Simplify right side
    242,181.60x = 26,791,468,726.36
  5. Step 5: Solve for x
    x = 26,791,468,726.36/242,181.60
  6. Step 6: Final answer
    x = 110,625.54

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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.