Home / 54,524.72-81,780.74-15,084.90

Finding the Fourth Proportional to 54,524.72, 81,780.74 and 15,084.90

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Solution

The fourth proportional to 54,524.72, 81,780.74 and 15,084.90 is: 22,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,524.72 : 81,780.74 = 15,084.90 : x
  2. Step 2: Convert to fraction form
    54,524.72/81,780.74 = 15,084.90/x
  3. Step 3: Cross multiply
    54,524.72x = 81,780.74 × 15,084.90
  4. Step 4: Simplify right side
    54,524.72x = 1,233,654,209.40
  5. Step 5: Solve for x
    x = 1,233,654,209.40/54,524.72
  6. Step 6: Final answer
    x = 22,625.60

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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.