Home / 74,522.44-102,815.85-50,607.64

Finding the Fourth Proportional to 74,522.44, 102,815.85 and 50,607.64

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Solution

The fourth proportional to 74,522.44, 102,815.85 and 50,607.64 is: 69,821.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,522.44 : 102,815.85 = 50,607.64 : x
  2. Step 2: Convert to fraction form
    74,522.44/102,815.85 = 50,607.64/x
  3. Step 3: Cross multiply
    74,522.44x = 102,815.85 × 50,607.64
  4. Step 4: Simplify right side
    74,522.44x = 5,203,267,523.09
  5. Step 5: Solve for x
    x = 5,203,267,523.09/74,522.44
  6. Step 6: Final answer
    x = 69,821.49

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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.