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Finding the Fourth Proportional to 17,523.69, 26,160.69 and 16,908.54

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Solution

The fourth proportional to 17,523.69, 26,160.69 and 16,908.54 is: 25,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,523.69 : 26,160.69 = 16,908.54 : x
  2. Step 2: Convert to fraction form
    17,523.69/26,160.69 = 16,908.54/x
  3. Step 3: Cross multiply
    17,523.69x = 26,160.69 × 16,908.54
  4. Step 4: Simplify right side
    17,523.69x = 442,339,073.29
  5. Step 5: Solve for x
    x = 442,339,073.29/17,523.69
  6. Step 6: Final answer
    x = 25,242.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.