Home / 111,325.29-166,971.74-32,418.33

Finding the Fourth Proportional to 111,325.29, 166,971.74 and 32,418.33

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Solution

The fourth proportional to 111,325.29, 166,971.74 and 32,418.33 is: 48,622.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,325.29 : 166,971.74 = 32,418.33 : x
  2. Step 2: Convert to fraction form
    111,325.29/166,971.74 = 32,418.33/x
  3. Step 3: Cross multiply
    111,325.29x = 166,971.74 × 32,418.33
  4. Step 4: Simplify right side
    111,325.29x = 5,412,944,805.90
  5. Step 5: Solve for x
    x = 5,412,944,805.90/111,325.29
  6. Step 6: Final answer
    x = 48,622.78

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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.