Home / 54,025.11-81,005.67-18,473.85

Finding the Fourth Proportional to 54,025.11, 81,005.67 and 18,473.85

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Solution

The fourth proportional to 54,025.11, 81,005.67 and 18,473.85 is: 27,699.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,025.11 : 81,005.67 = 18,473.85 : x
  2. Step 2: Convert to fraction form
    54,025.11/81,005.67 = 18,473.85/x
  3. Step 3: Cross multiply
    54,025.11x = 81,005.67 × 18,473.85
  4. Step 4: Simplify right side
    54,025.11x = 1,496,486,596.73
  5. Step 5: Solve for x
    x = 1,496,486,596.73/54,025.11
  6. Step 6: Final answer
    x = 27,699.83

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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.