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Finding the Fourth Proportional to 27,651.40, 41,477.10 and 16,424.80

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Solution

The fourth proportional to 27,651.40, 41,477.10 and 16,424.80 is: 24,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,651.40 : 41,477.10 = 16,424.80 : x
  2. Step 2: Convert to fraction form
    27,651.40/41,477.10 = 16,424.80/x
  3. Step 3: Cross multiply
    27,651.40x = 41,477.10 × 16,424.80
  4. Step 4: Simplify right side
    27,651.40x = 681,253,072.08
  5. Step 5: Solve for x
    x = 681,253,072.08/27,651.40
  6. Step 6: Final answer
    x = 24,637.20

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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.