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Finding the Fourth Proportional to 17,755.92, 24,506.16 and 16,968.60

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Solution

The fourth proportional to 17,755.92, 24,506.16 and 16,968.60 is: 23,419.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,755.92 : 24,506.16 = 16,968.60 : x
  2. Step 2: Convert to fraction form
    17,755.92/24,506.16 = 16,968.60/x
  3. Step 3: Cross multiply
    17,755.92x = 24,506.16 × 16,968.60
  4. Step 4: Simplify right side
    17,755.92x = 415,835,226.58
  5. Step 5: Solve for x
    x = 415,835,226.58/17,755.92
  6. Step 6: Final answer
    x = 23,419.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.