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Finding the Fourth Proportional to 242,245.33, 363,229.54 and 73,715.82

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Solution

The fourth proportional to 242,245.33, 363,229.54 and 73,715.82 is: 110,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,245.33 : 363,229.54 = 73,715.82 : x
  2. Step 2: Convert to fraction form
    242,245.33/363,229.54 = 73,715.82/x
  3. Step 3: Cross multiply
    242,245.33x = 363,229.54 × 73,715.82
  4. Step 4: Simplify right side
    242,245.33x = 26,775,763,886.09
  5. Step 5: Solve for x
    x = 26,775,763,886.09/242,245.33
  6. Step 6: Final answer
    x = 110,531.60

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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.