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Finding the Fourth Proportional to 167,967.37, 231,794.95 and 92,515.87

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Solution

The fourth proportional to 167,967.37, 231,794.95 and 92,515.87 is: 127,671.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,967.37 : 231,794.95 = 92,515.87 : x
  2. Step 2: Convert to fraction form
    167,967.37/231,794.95 = 92,515.87/x
  3. Step 3: Cross multiply
    167,967.37x = 231,794.95 × 92,515.87
  4. Step 4: Simplify right side
    167,967.37x = 21,444,711,460.86
  5. Step 5: Solve for x
    x = 21,444,711,460.86/167,967.37
  6. Step 6: Final answer
    x = 127,671.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.