Home / 48,592.92-72,858.15-20,505.27

Finding the Fourth Proportional to 48,592.92, 72,858.15 and 20,505.27

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Solution

The fourth proportional to 48,592.92, 72,858.15 and 20,505.27 is: 30,744.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,592.92 : 72,858.15 = 20,505.27 : x
  2. Step 2: Convert to fraction form
    48,592.92/72,858.15 = 20,505.27/x
  3. Step 3: Cross multiply
    48,592.92x = 72,858.15 × 20,505.27
  4. Step 4: Simplify right side
    48,592.92x = 1,493,976,037.45
  5. Step 5: Solve for x
    x = 1,493,976,037.45/48,592.92
  6. Step 6: Final answer
    x = 30,744.73

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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.