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Finding the Fourth Proportional to 17,461.92, 24,083.93 and 11,787.68

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Solution

The fourth proportional to 17,461.92, 24,083.93 and 11,787.68 is: 16,257.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,461.92 : 24,083.93 = 11,787.68 : x
  2. Step 2: Convert to fraction form
    17,461.92/24,083.93 = 11,787.68/x
  3. Step 3: Cross multiply
    17,461.92x = 24,083.93 × 11,787.68
  4. Step 4: Simplify right side
    17,461.92x = 283,893,659.98
  5. Step 5: Solve for x
    x = 283,893,659.98/17,461.92
  6. Step 6: Final answer
    x = 16,257.87

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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.