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Finding the Fourth Proportional to 16,823.03, 25,205.81 and 11,883.13

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Solution

The fourth proportional to 16,823.03, 25,205.81 and 11,883.13 is: 17,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.03 : 25,205.81 = 11,883.13 : x
  2. Step 2: Convert to fraction form
    16,823.03/25,205.81 = 11,883.13/x
  3. Step 3: Cross multiply
    16,823.03x = 25,205.81 × 11,883.13
  4. Step 4: Simplify right side
    16,823.03x = 299,523,794.56
  5. Step 5: Solve for x
    x = 299,523,794.56/16,823.03
  6. Step 6: Final answer
    x = 17,804.40

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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.