Home / 54,521.73-81,784.22-15,081.75

Finding the Fourth Proportional to 54,521.73, 81,784.22 and 15,081.75

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Solution

The fourth proportional to 54,521.73, 81,784.22 and 15,081.75 is: 22,623.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,521.73 : 81,784.22 = 15,081.75 : x
  2. Step 2: Convert to fraction form
    54,521.73/81,784.22 = 15,081.75/x
  3. Step 3: Cross multiply
    54,521.73x = 81,784.22 × 15,081.75
  4. Step 4: Simplify right side
    54,521.73x = 1,233,449,084.58
  5. Step 5: Solve for x
    x = 1,233,449,084.58/54,521.73
  6. Step 6: Final answer
    x = 22,623.07

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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.