Home / 53,858.73-80,799.66-16,421.88

Finding the Fourth Proportional to 53,858.73, 80,799.66 and 16,421.88

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Solution

The fourth proportional to 53,858.73, 80,799.66 and 16,421.88 is: 24,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,858.73 : 80,799.66 = 16,421.88 : x
  2. Step 2: Convert to fraction form
    53,858.73/80,799.66 = 16,421.88/x
  3. Step 3: Cross multiply
    53,858.73x = 80,799.66 × 16,421.88
  4. Step 4: Simplify right side
    53,858.73x = 1,326,882,320.56
  5. Step 5: Solve for x
    x = 1,326,882,320.56/53,858.73
  6. Step 6: Final answer
    x = 24,636.35

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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.