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Finding the Fourth Proportional to 18,283.40, 27,425.10 and 16,094.60

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Solution

The fourth proportional to 18,283.40, 27,425.10 and 16,094.60 is: 24,141.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.40 : 27,425.10 = 16,094.60 : x
  2. Step 2: Convert to fraction form
    18,283.40/27,425.10 = 16,094.60/x
  3. Step 3: Cross multiply
    18,283.40x = 27,425.10 × 16,094.60
  4. Step 4: Simplify right side
    18,283.40x = 441,396,014.46
  5. Step 5: Solve for x
    x = 441,396,014.46/18,283.40
  6. Step 6: Final answer
    x = 24,141.90

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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.