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Finding the Fourth Proportional to 169,580.50, 254,375.61 and 44,921.50

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Solution

The fourth proportional to 169,580.50, 254,375.61 and 44,921.50 is: 67,383.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,580.50 : 254,375.61 = 44,921.50 : x
  2. Step 2: Convert to fraction form
    169,580.50/254,375.61 = 44,921.50/x
  3. Step 3: Cross multiply
    169,580.50x = 254,375.61 × 44,921.50
  4. Step 4: Simplify right side
    169,580.50x = 11,426,933,964.62
  5. Step 5: Solve for x
    x = 11,426,933,964.62/169,580.50
  6. Step 6: Final answer
    x = 67,383.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.