Home / 54,113.56-81,178.08-16,676.80

Finding the Fourth Proportional to 54,113.56, 81,178.08 and 16,676.80

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Solution

The fourth proportional to 54,113.56, 81,178.08 and 16,676.80 is: 25,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,113.56 : 81,178.08 = 16,676.80 : x
  2. Step 2: Convert to fraction form
    54,113.56/81,178.08 = 16,676.80/x
  3. Step 3: Cross multiply
    54,113.56x = 81,178.08 × 16,676.80
  4. Step 4: Simplify right side
    54,113.56x = 1,353,790,604.54
  5. Step 5: Solve for x
    x = 1,353,790,604.54/54,113.56
  6. Step 6: Final answer
    x = 25,017.59

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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.