Home / 71,550.24-107,283.76-47,884.80

Finding the Fourth Proportional to 71,550.24, 107,283.76 and 47,884.80

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Solution

The fourth proportional to 71,550.24, 107,283.76 and 47,884.80 is: 71,799.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,550.24 : 107,283.76 = 47,884.80 : x
  2. Step 2: Convert to fraction form
    71,550.24/107,283.76 = 47,884.80/x
  3. Step 3: Cross multiply
    71,550.24x = 107,283.76 × 47,884.80
  4. Step 4: Simplify right side
    71,550.24x = 5,137,261,390.85
  5. Step 5: Solve for x
    x = 5,137,261,390.85/71,550.24
  6. Step 6: Final answer
    x = 71,799.36

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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.