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Finding the Fourth Proportional to 234,634.52, 324,062.93 and 159,051.80

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Solution

The fourth proportional to 234,634.52, 324,062.93 and 159,051.80 is: 219,672.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,634.52 : 324,062.93 = 159,051.80 : x
  2. Step 2: Convert to fraction form
    234,634.52/324,062.93 = 159,051.80/x
  3. Step 3: Cross multiply
    234,634.52x = 324,062.93 × 159,051.80
  4. Step 4: Simplify right side
    234,634.52x = 51,542,791,107.09
  5. Step 5: Solve for x
    x = 51,542,791,107.09/234,634.52
  6. Step 6: Final answer
    x = 219,672.67

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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.