Home / 111,321.26-166,999.17-37,443.50

Finding the Fourth Proportional to 111,321.26, 166,999.17 and 37,443.50

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Solution

The fourth proportional to 111,321.26, 166,999.17 and 37,443.50 is: 56,171.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,321.26 : 166,999.17 = 37,443.50 : x
  2. Step 2: Convert to fraction form
    111,321.26/166,999.17 = 37,443.50/x
  3. Step 3: Cross multiply
    111,321.26x = 166,999.17 × 37,443.50
  4. Step 4: Simplify right side
    111,321.26x = 6,253,033,421.90
  5. Step 5: Solve for x
    x = 6,253,033,421.90/111,321.26
  6. Step 6: Final answer
    x = 56,171.06

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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.