Home / 53,829.42-80,757.47-25,770.79

Finding the Fourth Proportional to 53,829.42, 80,757.47 and 25,770.79

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Solution

The fourth proportional to 53,829.42, 80,757.47 and 25,770.79 is: 38,662.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,829.42 : 80,757.47 = 25,770.79 : x
  2. Step 2: Convert to fraction form
    53,829.42/80,757.47 = 25,770.79/x
  3. Step 3: Cross multiply
    53,829.42x = 80,757.47 × 25,770.79
  4. Step 4: Simplify right side
    53,829.42x = 2,081,183,800.30
  5. Step 5: Solve for x
    x = 2,081,183,800.30/53,829.42
  6. Step 6: Final answer
    x = 38,662.57

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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.