Home / 111,650.72-167,177.88-93,936

Finding the Fourth Proportional to 111,650.72, 167,177.88 and 93,936

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Solution

The fourth proportional to 111,650.72, 167,177.88 and 93,936 is: 140,653.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,650.72 : 167,177.88 = 93,936 : x
  2. Step 2: Convert to fraction form
    111,650.72/167,177.88 = 93,936/x
  3. Step 3: Cross multiply
    111,650.72x = 167,177.88 × 93,936
  4. Step 4: Simplify right side
    111,650.72x = 15,704,021,335.68
  5. Step 5: Solve for x
    x = 15,704,021,335.68/111,650.72
  6. Step 6: Final answer
    x = 140,653.11

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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.