Home / 74,954.56-103,443.84-41,427.04

Finding the Fourth Proportional to 74,954.56, 103,443.84 and 41,427.04

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Solution

The fourth proportional to 74,954.56, 103,443.84 and 41,427.04 is: 57,172.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,954.56 : 103,443.84 = 41,427.04 : x
  2. Step 2: Convert to fraction form
    74,954.56/103,443.84 = 41,427.04/x
  3. Step 3: Cross multiply
    74,954.56x = 103,443.84 × 41,427.04
  4. Step 4: Simplify right side
    74,954.56x = 4,285,372,097.43
  5. Step 5: Solve for x
    x = 4,285,372,097.43/74,954.56
  6. Step 6: Final answer
    x = 57,172.93

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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.