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Finding the Fourth Proportional to 12,172.41, 16,797.98 and 6,583.41

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Solution

The fourth proportional to 12,172.41, 16,797.98 and 6,583.41 is: 9,085.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,172.41 : 16,797.98 = 6,583.41 : x
  2. Step 2: Convert to fraction form
    12,172.41/16,797.98 = 6,583.41/x
  3. Step 3: Cross multiply
    12,172.41x = 16,797.98 × 6,583.41
  4. Step 4: Simplify right side
    12,172.41x = 110,587,956.59
  5. Step 5: Solve for x
    x = 110,587,956.59/12,172.41
  6. Step 6: Final answer
    x = 9,085.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.