Home / 48,260.80-72,371.76-20,162.44

Finding the Fourth Proportional to 48,260.80, 72,371.76 and 20,162.44

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Solution

The fourth proportional to 48,260.80, 72,371.76 and 20,162.44 is: 30,235.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,260.80 : 72,371.76 = 20,162.44 : x
  2. Step 2: Convert to fraction form
    48,260.80/72,371.76 = 20,162.44/x
  3. Step 3: Cross multiply
    48,260.80x = 72,371.76 × 20,162.44
  4. Step 4: Simplify right side
    48,260.80x = 1,459,191,268.69
  5. Step 5: Solve for x
    x = 1,459,191,268.69/48,260.80
  6. Step 6: Final answer
    x = 30,235.54

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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.