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Finding the Fourth Proportional to 17,076.60, 25,635.70 and 10,836.60

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Solution

The fourth proportional to 17,076.60, 25,635.70 and 10,836.60 is: 16,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,076.60 : 25,635.70 = 10,836.60 : x
  2. Step 2: Convert to fraction form
    17,076.60/25,635.70 = 10,836.60/x
  3. Step 3: Cross multiply
    17,076.60x = 25,635.70 × 10,836.60
  4. Step 4: Simplify right side
    17,076.60x = 277,803,826.62
  5. Step 5: Solve for x
    x = 277,803,826.62/17,076.60
  6. Step 6: Final answer
    x = 16,268.10

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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.