Home / 50,439.72-75,064.14-48,757.95

Finding the Fourth Proportional to 50,439.72, 75,064.14 and 48,757.95

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Solution

The fourth proportional to 50,439.72, 75,064.14 and 48,757.95 is: 72,561.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,439.72 : 75,064.14 = 48,757.95 : x
  2. Step 2: Convert to fraction form
    50,439.72/75,064.14 = 48,757.95/x
  3. Step 3: Cross multiply
    50,439.72x = 75,064.14 × 48,757.95
  4. Step 4: Simplify right side
    50,439.72x = 3,659,973,584.91
  5. Step 5: Solve for x
    x = 3,659,973,584.91/50,439.72
  6. Step 6: Final answer
    x = 72,561.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.