Home / 74,473.56-102,786.30-50,583.96

Finding the Fourth Proportional to 74,473.56, 102,786.30 and 50,583.96

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Solution

The fourth proportional to 74,473.56, 102,786.30 and 50,583.96 is: 69,814.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,473.56 : 102,786.30 = 50,583.96 : x
  2. Step 2: Convert to fraction form
    74,473.56/102,786.30 = 50,583.96/x
  3. Step 3: Cross multiply
    74,473.56x = 102,786.30 × 50,583.96
  4. Step 4: Simplify right side
    74,473.56x = 5,199,338,087.75
  5. Step 5: Solve for x
    x = 5,199,338,087.75/74,473.56
  6. Step 6: Final answer
    x = 69,814.55

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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.