Home / 73,679.20-110,352.63-51,591.18

Finding the Fourth Proportional to 73,679.20, 110,352.63 and 51,591.18

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Solution

The fourth proportional to 73,679.20, 110,352.63 and 51,591.18 is: 77,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,679.20 : 110,352.63 = 51,591.18 : x
  2. Step 2: Convert to fraction form
    73,679.20/110,352.63 = 51,591.18/x
  3. Step 3: Cross multiply
    73,679.20x = 110,352.63 × 51,591.18
  4. Step 4: Simplify right side
    73,679.20x = 5,693,222,397.80
  5. Step 5: Solve for x
    x = 5,693,222,397.80/73,679.20
  6. Step 6: Final answer
    x = 77,270.42

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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.