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Finding the Fourth Proportional to 30,694.40, 46,017.30 and 16,843.40

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Solution

The fourth proportional to 30,694.40, 46,017.30 and 16,843.40 is: 25,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,694.40 : 46,017.30 = 16,843.40 : x
  2. Step 2: Convert to fraction form
    30,694.40/46,017.30 = 16,843.40/x
  3. Step 3: Cross multiply
    30,694.40x = 46,017.30 × 16,843.40
  4. Step 4: Simplify right side
    30,694.40x = 775,087,790.82
  5. Step 5: Solve for x
    x = 775,087,790.82/30,694.40
  6. Step 6: Final answer
    x = 25,251.77

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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.