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Finding the Fourth Proportional to 36,653.34, 54,979.92 and 8,951.34

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Solution

The fourth proportional to 36,653.34, 54,979.92 and 8,951.34 is: 13,426.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,653.34 : 54,979.92 = 8,951.34 : x
  2. Step 2: Convert to fraction form
    36,653.34/54,979.92 = 8,951.34/x
  3. Step 3: Cross multiply
    36,653.34x = 54,979.92 × 8,951.34
  4. Step 4: Simplify right side
    36,653.34x = 492,143,957.09
  5. Step 5: Solve for x
    x = 492,143,957.09/36,653.34
  6. Step 6: Final answer
    x = 13,426.99

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1.5x scale

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.