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Finding the Fourth Proportional to 17,574.54, 24,260.79 and 11,209.68

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Solution

The fourth proportional to 17,574.54, 24,260.79 and 11,209.68 is: 15,474.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,574.54 : 24,260.79 = 11,209.68 : x
  2. Step 2: Convert to fraction form
    17,574.54/24,260.79 = 11,209.68/x
  3. Step 3: Cross multiply
    17,574.54x = 24,260.79 × 11,209.68
  4. Step 4: Simplify right side
    17,574.54x = 271,955,692.45
  5. Step 5: Solve for x
    x = 271,955,692.45/17,574.54
  6. Step 6: Final answer
    x = 15,474.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.