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Finding the Fourth Proportional to 16,394.90, 24,592.29 and 7,028.85

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Solution

The fourth proportional to 16,394.90, 24,592.29 and 7,028.85 is: 10,543.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,394.90 : 24,592.29 = 7,028.85 : x
  2. Step 2: Convert to fraction form
    16,394.90/24,592.29 = 7,028.85/x
  3. Step 3: Cross multiply
    16,394.90x = 24,592.29 × 7,028.85
  4. Step 4: Simplify right side
    16,394.90x = 172,855,517.57
  5. Step 5: Solve for x
    x = 172,855,517.57/16,394.90
  6. Step 6: Final answer
    x = 10,543.25

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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.