Home / 53,872.96-80,821.68-16,436.38

Finding the Fourth Proportional to 53,872.96, 80,821.68 and 16,436.38

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Solution

The fourth proportional to 53,872.96, 80,821.68 and 16,436.38 is: 24,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,872.96 : 80,821.68 = 16,436.38 : x
  2. Step 2: Convert to fraction form
    53,872.96/80,821.68 = 16,436.38/x
  3. Step 3: Cross multiply
    53,872.96x = 80,821.68 × 16,436.38
  4. Step 4: Simplify right side
    53,872.96x = 1,328,415,844.72
  5. Step 5: Solve for x
    x = 1,328,415,844.72/53,872.96
  6. Step 6: Final answer
    x = 24,658.30

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1.5x scale

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.