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Finding the Fourth Proportional to 45,735.68, 68,611.68 and 16,170.68

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Solution

The fourth proportional to 45,735.68, 68,611.68 and 16,170.68 is: 24,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,735.68 : 68,611.68 = 16,170.68 : x
  2. Step 2: Convert to fraction form
    45,735.68/68,611.68 = 16,170.68/x
  3. Step 3: Cross multiply
    45,735.68x = 68,611.68 × 16,170.68
  4. Step 4: Simplify right side
    45,735.68x = 1,109,497,521.54
  5. Step 5: Solve for x
    x = 1,109,497,521.54/45,735.68
  6. Step 6: Final answer
    x = 24,258.91

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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.