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Finding the Fourth Proportional to 22,654.40, 33,914.40 and 16,836.80

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Solution

The fourth proportional to 22,654.40, 33,914.40 and 16,836.80 is: 25,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,654.40 : 33,914.40 = 16,836.80 : x
  2. Step 2: Convert to fraction form
    22,654.40/33,914.40 = 16,836.80/x
  3. Step 3: Cross multiply
    22,654.40x = 33,914.40 × 16,836.80
  4. Step 4: Simplify right side
    22,654.40x = 571,009,969.92
  5. Step 5: Solve for x
    x = 571,009,969.92/22,654.40
  6. Step 6: Final answer
    x = 25,205.26

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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.