Home / 53,645.41-80,468.72-16,205.79

Finding the Fourth Proportional to 53,645.41, 80,468.72 and 16,205.79

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Solution

The fourth proportional to 53,645.41, 80,468.72 and 16,205.79 is: 24,308.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,645.41 : 80,468.72 = 16,205.79 : x
  2. Step 2: Convert to fraction form
    53,645.41/80,468.72 = 16,205.79/x
  3. Step 3: Cross multiply
    53,645.41x = 80,468.72 × 16,205.79
  4. Step 4: Simplify right side
    53,645.41x = 1,304,059,177.89
  5. Step 5: Solve for x
    x = 1,304,059,177.89/53,645.41
  6. Step 6: Final answer
    x = 24,308.87

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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.