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Finding the Fourth Proportional to 67,087.73, 92,582.76 and 36,873.81

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Solution

The fourth proportional to 67,087.73, 92,582.76 and 36,873.81 is: 50,886.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,087.73 : 92,582.76 = 36,873.81 : x
  2. Step 2: Convert to fraction form
    67,087.73/92,582.76 = 36,873.81/x
  3. Step 3: Cross multiply
    67,087.73x = 92,582.76 × 36,873.81
  4. Step 4: Simplify right side
    67,087.73x = 3,413,879,101.52
  5. Step 5: Solve for x
    x = 3,413,879,101.52/67,087.73
  6. Step 6: Final answer
    x = 50,886.79

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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.