Home / 111,129.03-166,658.94-37,239.75

Finding the Fourth Proportional to 111,129.03, 166,658.94 and 37,239.75

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Solution

The fourth proportional to 111,129.03, 166,658.94 and 37,239.75 is: 55,848.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,129.03 : 166,658.94 = 37,239.75 : x
  2. Step 2: Convert to fraction form
    111,129.03/166,658.94 = 37,239.75/x
  3. Step 3: Cross multiply
    111,129.03x = 166,658.94 × 37,239.75
  4. Step 4: Simplify right side
    111,129.03x = 6,206,337,260.87
  5. Step 5: Solve for x
    x = 6,206,337,260.87/111,129.03
  6. Step 6: Final answer
    x = 55,848.03

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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.