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Finding the Fourth Proportional to 16,425.57, 24,631.97 and 5,329.58

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Solution

The fourth proportional to 16,425.57, 24,631.97 and 5,329.58 is: 7,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,425.57 : 24,631.97 = 5,329.58 : x
  2. Step 2: Convert to fraction form
    16,425.57/24,631.97 = 5,329.58/x
  3. Step 3: Cross multiply
    16,425.57x = 24,631.97 × 5,329.58
  4. Step 4: Simplify right side
    16,425.57x = 131,277,904.86
  5. Step 5: Solve for x
    x = 131,277,904.86/16,425.57
  6. Step 6: Final answer
    x = 7,992.29

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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.