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Finding the Fourth Proportional to 252,004.67, 347,766.44 and 138,827.42

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Solution

The fourth proportional to 252,004.67, 347,766.44 and 138,827.42 is: 191,581.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,004.67 : 347,766.44 = 138,827.42 : x
  2. Step 2: Convert to fraction form
    252,004.67/347,766.44 = 138,827.42/x
  3. Step 3: Cross multiply
    252,004.67x = 347,766.44 × 138,827.42
  4. Step 4: Simplify right side
    252,004.67x = 48,279,516,889.39
  5. Step 5: Solve for x
    x = 48,279,516,889.39/252,004.67
  6. Step 6: Final answer
    x = 191,581.84

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