Home / 48,759.38-73,166.40-48,387.59

Finding the Fourth Proportional to 48,759.38, 73,166.40 and 48,387.59

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Solution

The fourth proportional to 48,759.38, 73,166.40 and 48,387.59 is: 72,608.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,759.38 : 73,166.40 = 48,387.59 : x
  2. Step 2: Convert to fraction form
    48,759.38/73,166.40 = 48,387.59/x
  3. Step 3: Cross multiply
    48,759.38x = 73,166.40 × 48,387.59
  4. Step 4: Simplify right side
    48,759.38x = 3,540,345,399.14
  5. Step 5: Solve for x
    x = 3,540,345,399.14/48,759.38
  6. Step 6: Final answer
    x = 72,608.51

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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.