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Finding the Fourth Proportional to 169,074.70, 253,628.96 and 62,486.68

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Solution

The fourth proportional to 169,074.70, 253,628.96 and 62,486.68 is: 93,736.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,074.70 : 253,628.96 = 62,486.68 : x
  2. Step 2: Convert to fraction form
    169,074.70/253,628.96 = 62,486.68/x
  3. Step 3: Cross multiply
    169,074.70x = 253,628.96 × 62,486.68
  4. Step 4: Simplify right side
    169,074.70x = 15,848,431,662.25
  5. Step 5: Solve for x
    x = 15,848,431,662.25/169,074.70
  6. Step 6: Final answer
    x = 93,736.27

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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.