Home / 53,954.05-80,940.64-16,513.29

Finding the Fourth Proportional to 53,954.05, 80,940.64 and 16,513.29

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Solution

The fourth proportional to 53,954.05, 80,940.64 and 16,513.29 is: 24,772.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,954.05 : 80,940.64 = 16,513.29 : x
  2. Step 2: Convert to fraction form
    53,954.05/80,940.64 = 16,513.29/x
  3. Step 3: Cross multiply
    53,954.05x = 80,940.64 × 16,513.29
  4. Step 4: Simplify right side
    53,954.05x = 1,336,596,524.87
  5. Step 5: Solve for x
    x = 1,336,596,524.87/53,954.05
  6. Step 6: Final answer
    x = 24,772.87

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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.