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Finding the Fourth Proportional to 18,594.30, 27,861.71 and 16,705.97

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Solution

The fourth proportional to 18,594.30, 27,861.71 and 16,705.97 is: 25,032.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,594.30 : 27,861.71 = 16,705.97 : x
  2. Step 2: Convert to fraction form
    18,594.30/27,861.71 = 16,705.97/x
  3. Step 3: Cross multiply
    18,594.30x = 27,861.71 × 16,705.97
  4. Step 4: Simplify right side
    18,594.30x = 465,456,752.10
  5. Step 5: Solve for x
    x = 465,456,752.10/18,594.30
  6. Step 6: Final answer
    x = 25,032.23

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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.