Home / 48,779.20-73,049.38-40,293.79

Finding the Fourth Proportional to 48,779.20, 73,049.38 and 40,293.79

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Solution

The fourth proportional to 48,779.20, 73,049.38 and 40,293.79 is: 60,342.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,779.20 : 73,049.38 = 40,293.79 : x
  2. Step 2: Convert to fraction form
    48,779.20/73,049.38 = 40,293.79/x
  3. Step 3: Cross multiply
    48,779.20x = 73,049.38 × 40,293.79
  4. Step 4: Simplify right side
    48,779.20x = 2,943,436,093.99
  5. Step 5: Solve for x
    x = 2,943,436,093.99/48,779.20
  6. Step 6: Final answer
    x = 60,342.04

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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.