Home / 53,499.75-80,219.61-36,651.79

Finding the Fourth Proportional to 53,499.75, 80,219.61 and 36,651.79

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Solution

The fourth proportional to 53,499.75, 80,219.61 and 36,651.79 is: 54,957.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,499.75 : 80,219.61 = 36,651.79 : x
  2. Step 2: Convert to fraction form
    53,499.75/80,219.61 = 36,651.79/x
  3. Step 3: Cross multiply
    53,499.75x = 80,219.61 × 36,651.79
  4. Step 4: Simplify right side
    53,499.75x = 2,940,192,299.60
  5. Step 5: Solve for x
    x = 2,940,192,299.60/53,499.75
  6. Step 6: Final answer
    x = 54,957.12

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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.