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Finding the Fourth Proportional to 67,089.92, 92,578.04 and 36,874.88

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Solution

The fourth proportional to 67,089.92, 92,578.04 and 36,874.88 is: 50,884.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,089.92 : 92,578.04 = 36,874.88 : x
  2. Step 2: Convert to fraction form
    67,089.92/92,578.04 = 36,874.88/x
  3. Step 3: Cross multiply
    67,089.92x = 92,578.04 × 36,874.88
  4. Step 4: Simplify right side
    67,089.92x = 3,413,804,115.64
  5. Step 5: Solve for x
    x = 3,413,804,115.64/67,089.92
  6. Step 6: Final answer
    x = 50,884.01

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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.