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Finding the Fourth Proportional to 182,563.60, 251,934.60 and 101,986

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Solution

The fourth proportional to 182,563.60, 251,934.60 and 101,986 is: 140,738.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,563.60 : 251,934.60 = 101,986 : x
  2. Step 2: Convert to fraction form
    182,563.60/251,934.60 = 101,986/x
  3. Step 3: Cross multiply
    182,563.60x = 251,934.60 × 101,986
  4. Step 4: Simplify right side
    182,563.60x = 25,693,802,115.60
  5. Step 5: Solve for x
    x = 25,693,802,115.60/182,563.60
  6. Step 6: Final answer
    x = 140,738.91

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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.