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Finding the Fourth Proportional to 242,181.42, 363,349.97 and 73,734.35

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Solution

The fourth proportional to 242,181.42, 363,349.97 and 73,734.35 is: 110,625.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,181.42 : 363,349.97 = 73,734.35 : x
  2. Step 2: Convert to fraction form
    242,181.42/363,349.97 = 73,734.35/x
  3. Step 3: Cross multiply
    242,181.42x = 363,349.97 × 73,734.35
  4. Step 4: Simplify right side
    242,181.42x = 26,791,371,675.05
  5. Step 5: Solve for x
    x = 26,791,371,675.05/242,181.42
  6. Step 6: Final answer
    x = 110,625.22

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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.