Home / 54,480.52-81,718.56-15,036.62

Finding the Fourth Proportional to 54,480.52, 81,718.56 and 15,036.62

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Solution

The fourth proportional to 54,480.52, 81,718.56 and 15,036.62 is: 22,554.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,480.52 : 81,718.56 = 15,036.62 : x
  2. Step 2: Convert to fraction form
    54,480.52/81,718.56 = 15,036.62/x
  3. Step 3: Cross multiply
    54,480.52x = 81,718.56 × 15,036.62
  4. Step 4: Simplify right side
    54,480.52x = 1,228,770,933.67
  5. Step 5: Solve for x
    x = 1,228,770,933.67/54,480.52
  6. Step 6: Final answer
    x = 22,554.32

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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.