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Finding the Fourth Proportional to 182,648.61, 252,054.05 and 102,076.29

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Solution

The fourth proportional to 182,648.61, 252,054.05 and 102,076.29 is: 140,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,648.61 : 252,054.05 = 102,076.29 : x
  2. Step 2: Convert to fraction form
    182,648.61/252,054.05 = 102,076.29/x
  3. Step 3: Cross multiply
    182,648.61x = 252,054.05 × 102,076.29
  4. Step 4: Simplify right side
    182,648.61x = 25,728,741,793.09
  5. Step 5: Solve for x
    x = 25,728,741,793.09/182,648.61
  6. Step 6: Final answer
    x = 140,864.70

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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.