Home / 32,617.43-48,915.90-20,118.73

Finding the Fourth Proportional to 32,617.43, 48,915.90 and 20,118.73

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Solution

The fourth proportional to 32,617.43, 48,915.90 and 20,118.73 is: 30,171.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,617.43 : 48,915.90 = 20,118.73 : x
  2. Step 2: Convert to fraction form
    32,617.43/48,915.90 = 20,118.73/x
  3. Step 3: Cross multiply
    32,617.43x = 48,915.90 × 20,118.73
  4. Step 4: Simplify right side
    32,617.43x = 984,125,754.23
  5. Step 5: Solve for x
    x = 984,125,754.23/32,617.43
  6. Step 6: Final answer
    x = 30,171.77

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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.