Home / 54,173.05-74,546.27-47,900.41

Finding the Fourth Proportional to 54,173.05, 74,546.27 and 47,900.41

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Solution

The fourth proportional to 54,173.05, 74,546.27 and 47,900.41 is: 65,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,173.05 : 74,546.27 = 47,900.41 : x
  2. Step 2: Convert to fraction form
    54,173.05/74,546.27 = 47,900.41/x
  3. Step 3: Cross multiply
    54,173.05x = 74,546.27 × 47,900.41
  4. Step 4: Simplify right side
    54,173.05x = 3,570,796,657.47
  5. Step 5: Solve for x
    x = 3,570,796,657.47/54,173.05
  6. Step 6: Final answer
    x = 65,914.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.