Home / 54,064.11-81,098.41-18,549.85

Finding the Fourth Proportional to 54,064.11, 81,098.41 and 18,549.85

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Solution

The fourth proportional to 54,064.11, 81,098.41 and 18,549.85 is: 27,825.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,064.11 : 81,098.41 = 18,549.85 : x
  2. Step 2: Convert to fraction form
    54,064.11/81,098.41 = 18,549.85/x
  3. Step 3: Cross multiply
    54,064.11x = 81,098.41 × 18,549.85
  4. Step 4: Simplify right side
    54,064.11x = 1,504,363,392.45
  5. Step 5: Solve for x
    x = 1,504,363,392.45/54,064.11
  6. Step 6: Final answer
    x = 27,825.54

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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.