Home / 111,729.41-167,558.58-36,835.60

Finding the Fourth Proportional to 111,729.41, 167,558.58 and 36,835.60

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Solution

The fourth proportional to 111,729.41, 167,558.58 and 36,835.60 is: 55,241.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,729.41 : 167,558.58 = 36,835.60 : x
  2. Step 2: Convert to fraction form
    111,729.41/167,558.58 = 36,835.60/x
  3. Step 3: Cross multiply
    111,729.41x = 167,558.58 × 36,835.60
  4. Step 4: Simplify right side
    111,729.41x = 6,172,120,829.45
  5. Step 5: Solve for x
    x = 6,172,120,829.45/111,729.41
  6. Step 6: Final answer
    x = 55,241.68

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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.