Home / 48,815.30-73,194.92-19,216.99

Finding the Fourth Proportional to 48,815.30, 73,194.92 and 19,216.99

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Solution

The fourth proportional to 48,815.30, 73,194.92 and 19,216.99 is: 28,814.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,815.30 : 73,194.92 = 19,216.99 : x
  2. Step 2: Convert to fraction form
    48,815.30/73,194.92 = 19,216.99/x
  3. Step 3: Cross multiply
    48,815.30x = 73,194.92 × 19,216.99
  4. Step 4: Simplify right side
    48,815.30x = 1,406,585,809.54
  5. Step 5: Solve for x
    x = 1,406,585,809.54/48,815.30
  6. Step 6: Final answer
    x = 28,814.45

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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.