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Finding the Fourth Proportional to 27,291.63, 40,938.61 and 9,524.08

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Solution

The fourth proportional to 27,291.63, 40,938.61 and 9,524.08 is: 14,286.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,291.63 : 40,938.61 = 9,524.08 : x
  2. Step 2: Convert to fraction form
    27,291.63/40,938.61 = 9,524.08/x
  3. Step 3: Cross multiply
    27,291.63x = 40,938.61 × 9,524.08
  4. Step 4: Simplify right side
    27,291.63x = 389,902,596.73
  5. Step 5: Solve for x
    x = 389,902,596.73/27,291.63
  6. Step 6: Final answer
    x = 14,286.53

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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.