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Finding the Fourth Proportional to 16,810.92, 25,231.95 and 8,496.81

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Solution

The fourth proportional to 16,810.92, 25,231.95 and 8,496.81 is: 12,753.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.92 : 25,231.95 = 8,496.81 : x
  2. Step 2: Convert to fraction form
    16,810.92/25,231.95 = 8,496.81/x
  3. Step 3: Cross multiply
    16,810.92x = 25,231.95 × 8,496.81
  4. Step 4: Simplify right side
    16,810.92x = 214,391,085.08
  5. Step 5: Solve for x
    x = 214,391,085.08/16,810.92
  6. Step 6: Final answer
    x = 12,753.08

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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.