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Finding the Fourth Proportional to 67,299.30, 92,871.81 and 37,087.41

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Solution

The fourth proportional to 67,299.30, 92,871.81 and 37,087.41 is: 51,179.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,299.30 : 92,871.81 = 37,087.41 : x
  2. Step 2: Convert to fraction form
    67,299.30/92,871.81 = 37,087.41/x
  3. Step 3: Cross multiply
    67,299.30x = 92,871.81 × 37,087.41
  4. Step 4: Simplify right side
    67,299.30x = 3,444,374,894.91
  5. Step 5: Solve for x
    x = 3,444,374,894.91/67,299.30
  6. Step 6: Final answer
    x = 51,179.95

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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.