Home / 48,584.64-72,845.81-20,497.04

Finding the Fourth Proportional to 48,584.64, 72,845.81 and 20,497.04

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Solution

The fourth proportional to 48,584.64, 72,845.81 and 20,497.04 is: 30,732.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,584.64 : 72,845.81 = 20,497.04 : x
  2. Step 2: Convert to fraction form
    48,584.64/72,845.81 = 20,497.04/x
  3. Step 3: Cross multiply
    48,584.64x = 72,845.81 × 20,497.04
  4. Step 4: Simplify right side
    48,584.64x = 1,493,123,014.69
  5. Step 5: Solve for x
    x = 1,493,123,014.69/48,584.64
  6. Step 6: Final answer
    x = 30,732.41

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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.