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Finding the Fourth Proportional to 111,767.41, 167,671.83 and 36,892.76

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Solution

The fourth proportional to 111,767.41, 167,671.83 and 36,892.76 is: 55,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,767.41 : 167,671.83 = 36,892.76 : x
  2. Step 2: Convert to fraction form
    111,767.41/167,671.83 = 36,892.76/x
  3. Step 3: Cross multiply
    111,767.41x = 167,671.83 × 36,892.76
  4. Step 4: Simplify right side
    111,767.41x = 6,185,876,582.95
  5. Step 5: Solve for x
    x = 6,185,876,582.95/111,767.41
  6. Step 6: Final answer
    x = 55,345.98

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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.