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Finding the Fourth Proportional to 67,083.13, 92,576.80 and 36,867.90

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Solution

The fourth proportional to 67,083.13, 92,576.80 and 36,867.90 is: 50,878.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,083.13 : 92,576.80 = 36,867.90 : x
  2. Step 2: Convert to fraction form
    67,083.13/92,576.80 = 36,867.90/x
  3. Step 3: Cross multiply
    67,083.13x = 92,576.80 × 36,867.90
  4. Step 4: Simplify right side
    67,083.13x = 3,413,112,204.72
  5. Step 5: Solve for x
    x = 3,413,112,204.72/67,083.13
  6. Step 6: Final answer
    x = 50,878.85

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1.5x scale

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.