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Finding the Fourth Proportional to 123,234.47, 184,851.72 and 29,740.22

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Solution

The fourth proportional to 123,234.47, 184,851.72 and 29,740.22 is: 44,610.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,234.47 : 184,851.72 = 29,740.22 : x
  2. Step 2: Convert to fraction form
    123,234.47/184,851.72 = 29,740.22/x
  3. Step 3: Cross multiply
    123,234.47x = 184,851.72 × 29,740.22
  4. Step 4: Simplify right side
    123,234.47x = 5,497,530,820.18
  5. Step 5: Solve for x
    x = 5,497,530,820.18/123,234.47
  6. Step 6: Final answer
    x = 44,610.33

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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.