Home / 48,789.92-73,178.40-13,732.58

Finding the Fourth Proportional to 48,789.92, 73,178.40 and 13,732.58

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Solution

The fourth proportional to 48,789.92, 73,178.40 and 13,732.58 is: 20,597.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,789.92 : 73,178.40 = 13,732.58 : x
  2. Step 2: Convert to fraction form
    48,789.92/73,178.40 = 13,732.58/x
  3. Step 3: Cross multiply
    48,789.92x = 73,178.40 × 13,732.58
  4. Step 4: Simplify right side
    48,789.92x = 1,004,928,232.27
  5. Step 5: Solve for x
    x = 1,004,928,232.27/48,789.92
  6. Step 6: Final answer
    x = 20,597.05

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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.