Home / 76,947.88-115,425.24-24,361.24

Finding the Fourth Proportional to 76,947.88, 115,425.24 and 24,361.24

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Solution

The fourth proportional to 76,947.88, 115,425.24 and 24,361.24 is: 36,542.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,947.88 : 115,425.24 = 24,361.24 : x
  2. Step 2: Convert to fraction form
    76,947.88/115,425.24 = 24,361.24/x
  3. Step 3: Cross multiply
    76,947.88x = 115,425.24 × 24,361.24
  4. Step 4: Simplify right side
    76,947.88x = 2,811,901,973.70
  5. Step 5: Solve for x
    x = 2,811,901,973.70/76,947.88
  6. Step 6: Final answer
    x = 36,542.94

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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.