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Finding the Fourth Proportional to 182,268, 251,539.56 and 106,840.80

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Solution

The fourth proportional to 182,268, 251,539.56 and 106,840.80 is: 147,446.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,268 : 251,539.56 = 106,840.80 : x
  2. Step 2: Convert to fraction form
    182,268/251,539.56 = 106,840.80/x
  3. Step 3: Cross multiply
    182,268x = 251,539.56 × 106,840.80
  4. Step 4: Simplify right side
    182,268x = 26,874,687,822.05
  5. Step 5: Solve for x
    x = 26,874,687,822.05/182,268
  6. Step 6: Final answer
    x = 147,446.00

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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.