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Finding the Third Proportional to 15,903.84 and 33,115.92

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Solution

The third proportional to 15,903.84 and 33,115.92 is: 68,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,903.84 : 33,115.92 = 33,115.92 : x
  2. Step 2: Convert to fraction form
    15,903.84/33,115.92 = 33,115.92/x
  3. Step 3: Cross multiply
    15,903.84x = 33,115.92 × 33,115.92
  4. Step 4: Simplify right side
    15,903.84x = 1,096,664,281.63
  5. Step 5: Solve for x
    x = 1,096,664,281.63/15,903.84
  6. Step 6: Final answer
    x = 68,955.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.