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Finding the Fourth Proportional to 173,419.60, 259,950.48 and 84,563.32

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Solution

The fourth proportional to 173,419.60, 259,950.48 and 84,563.32 is: 126,757.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,419.60 : 259,950.48 = 84,563.32 : x
  2. Step 2: Convert to fraction form
    173,419.60/259,950.48 = 84,563.32/x
  3. Step 3: Cross multiply
    173,419.60x = 259,950.48 × 84,563.32
  4. Step 4: Simplify right side
    173,419.60x = 21,982,275,624.39
  5. Step 5: Solve for x
    x = 21,982,275,624.39/173,419.60
  6. Step 6: Final answer
    x = 126,757.73

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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.