Home / 54,620.32-81,930.44-15,177.42

Finding the Fourth Proportional to 54,620.32, 81,930.44 and 15,177.42

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Solution

The fourth proportional to 54,620.32, 81,930.44 and 15,177.42 is: 22,766.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,620.32 : 81,930.44 = 15,177.42 : x
  2. Step 2: Convert to fraction form
    54,620.32/81,930.44 = 15,177.42/x
  3. Step 3: Cross multiply
    54,620.32x = 81,930.44 × 15,177.42
  4. Step 4: Simplify right side
    54,620.32x = 1,243,492,698.66
  5. Step 5: Solve for x
    x = 1,243,492,698.66/54,620.32
  6. Step 6: Final answer
    x = 22,766.12

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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.