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Finding the Fourth Proportional to 36,200.88, 54,309.53 and 12,827.32

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Solution

The fourth proportional to 36,200.88, 54,309.53 and 12,827.32 is: 19,243.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,200.88 : 54,309.53 = 12,827.32 : x
  2. Step 2: Convert to fraction form
    36,200.88/54,309.53 = 12,827.32/x
  3. Step 3: Cross multiply
    36,200.88x = 54,309.53 × 12,827.32
  4. Step 4: Simplify right side
    36,200.88x = 696,645,616.65
  5. Step 5: Solve for x
    x = 696,645,616.65/36,200.88
  6. Step 6: Final answer
    x = 19,243.89

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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.