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Finding the Fourth Proportional to 54,392.33, 81,532.36 and 22,820.72

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Solution

The fourth proportional to 54,392.33, 81,532.36 and 22,820.72 is: 34,207.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,392.33 : 81,532.36 = 22,820.72 : x
  2. Step 2: Convert to fraction form
    54,392.33/81,532.36 = 22,820.72/x
  3. Step 3: Cross multiply
    54,392.33x = 81,532.36 × 22,820.72
  4. Step 4: Simplify right side
    54,392.33x = 1,860,627,187.03
  5. Step 5: Solve for x
    x = 1,860,627,187.03/54,392.33
  6. Step 6: Final answer
    x = 34,207.53

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.