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Finding the Fourth Proportional to 16,954.24, 25,431.38 and 7,088.12

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Solution

The fourth proportional to 16,954.24, 25,431.38 and 7,088.12 is: 10,632.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.24 : 25,431.38 = 7,088.12 : x
  2. Step 2: Convert to fraction form
    16,954.24/25,431.38 = 7,088.12/x
  3. Step 3: Cross multiply
    16,954.24x = 25,431.38 × 7,088.12
  4. Step 4: Simplify right side
    16,954.24x = 180,260,673.21
  5. Step 5: Solve for x
    x = 180,260,673.21/16,954.24
  6. Step 6: Final answer
    x = 10,632.19

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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.