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Finding the Fourth Proportional to 27,076.52, 40,611.02 and 8,357.17

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Solution

The fourth proportional to 27,076.52, 40,611.02 and 8,357.17 is: 12,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,076.52 : 40,611.02 = 8,357.17 : x
  2. Step 2: Convert to fraction form
    27,076.52/40,611.02 = 8,357.17/x
  3. Step 3: Cross multiply
    27,076.52x = 40,611.02 × 8,357.17
  4. Step 4: Simplify right side
    27,076.52x = 339,393,198.01
  5. Step 5: Solve for x
    x = 339,393,198.01/27,076.52
  6. Step 6: Final answer
    x = 12,534.59

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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.