Home / 109,708.70-164,430.75-50,463.14

Finding the Fourth Proportional to 109,708.70, 164,430.75 and 50,463.14

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Solution

The fourth proportional to 109,708.70, 164,430.75 and 50,463.14 is: 75,633.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,708.70 : 164,430.75 = 50,463.14 : x
  2. Step 2: Convert to fraction form
    109,708.70/164,430.75 = 50,463.14/x
  3. Step 3: Cross multiply
    109,708.70x = 164,430.75 × 50,463.14
  4. Step 4: Simplify right side
    109,708.70x = 8,297,691,957.56
  5. Step 5: Solve for x
    x = 8,297,691,957.56/109,708.70
  6. Step 6: Final answer
    x = 75,633.86

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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.