Home / 111,327.29-166,974.73-32,420.33

Finding the Fourth Proportional to 111,327.29, 166,974.73 and 32,420.33

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Solution

The fourth proportional to 111,327.29, 166,974.73 and 32,420.33 is: 48,625.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,327.29 : 166,974.73 = 32,420.33 : x
  2. Step 2: Convert to fraction form
    111,327.29/166,974.73 = 32,420.33/x
  3. Step 3: Cross multiply
    111,327.29x = 166,974.73 × 32,420.33
  4. Step 4: Simplify right side
    111,327.29x = 5,413,375,848.26
  5. Step 5: Solve for x
    x = 5,413,375,848.26/111,327.29
  6. Step 6: Final answer
    x = 48,625.78

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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.