Home / 54,583.60-81,729.56-34,754.80

Finding the Fourth Proportional to 54,583.60, 81,729.56 and 34,754.80

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Solution

The fourth proportional to 54,583.60, 81,729.56 and 34,754.80 is: 52,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,583.60 : 81,729.56 = 34,754.80 : x
  2. Step 2: Convert to fraction form
    54,583.60/81,729.56 = 34,754.80/x
  3. Step 3: Cross multiply
    54,583.60x = 81,729.56 × 34,754.80
  4. Step 4: Simplify right side
    54,583.60x = 2,840,494,511.89
  5. Step 5: Solve for x
    x = 2,840,494,511.89/54,583.60
  6. Step 6: Final answer
    x = 52,039.34

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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.