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Finding the Fourth Proportional to 159,855.33, 220,600.37 and 88,235.37

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Solution

The fourth proportional to 159,855.33, 220,600.37 and 88,235.37 is: 121,764.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,855.33 : 220,600.37 = 88,235.37 : x
  2. Step 2: Convert to fraction form
    159,855.33/220,600.37 = 88,235.37/x
  3. Step 3: Cross multiply
    159,855.33x = 220,600.37 × 88,235.37
  4. Step 4: Simplify right side
    159,855.33x = 19,464,754,276.41
  5. Step 5: Solve for x
    x = 19,464,754,276.41/159,855.33
  6. Step 6: Final answer
    x = 121,764.81

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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.