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Finding the Fourth Proportional to 33,674.40, 50,460 and 16,987.92

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Solution

The fourth proportional to 33,674.40, 50,460 and 16,987.92 is: 25,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,674.40 : 50,460 = 16,987.92 : x
  2. Step 2: Convert to fraction form
    33,674.40/50,460 = 16,987.92/x
  3. Step 3: Cross multiply
    33,674.40x = 50,460 × 16,987.92
  4. Step 4: Simplify right side
    33,674.40x = 857,210,443.20
  5. Step 5: Solve for x
    x = 857,210,443.20/33,674.40
  6. Step 6: Final answer
    x = 25,455.85

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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.