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Finding the Fourth Proportional to 183,181.86, 252,877.56 and 122,791.98

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Solution

The fourth proportional to 183,181.86, 252,877.56 and 122,791.98 is: 169,510.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,181.86 : 252,877.56 = 122,791.98 : x
  2. Step 2: Convert to fraction form
    183,181.86/252,877.56 = 122,791.98/x
  3. Step 3: Cross multiply
    183,181.86x = 252,877.56 × 122,791.98
  4. Step 4: Simplify right side
    183,181.86x = 31,051,336,289.97
  5. Step 5: Solve for x
    x = 31,051,336,289.97/183,181.86
  6. Step 6: Final answer
    x = 169,510.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.