Home / 48,395.97-72,558.18-20,324.34

Finding the Fourth Proportional to 48,395.97, 72,558.18 and 20,324.34

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Solution

The fourth proportional to 48,395.97, 72,558.18 and 20,324.34 is: 30,471.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,395.97 : 72,558.18 = 20,324.34 : x
  2. Step 2: Convert to fraction form
    48,395.97/72,558.18 = 20,324.34/x
  3. Step 3: Cross multiply
    48,395.97x = 72,558.18 × 20,324.34
  4. Step 4: Simplify right side
    48,395.97x = 1,474,697,120.10
  5. Step 5: Solve for x
    x = 1,474,697,120.10/48,395.97
  6. Step 6: Final answer
    x = 30,471.49

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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.