Home / 104,741.56-157,136.94-34,620.87

Finding the Fourth Proportional to 104,741.56, 157,136.94 and 34,620.87

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Solution

The fourth proportional to 104,741.56, 157,136.94 and 34,620.87 is: 51,939.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,741.56 : 157,136.94 = 34,620.87 : x
  2. Step 2: Convert to fraction form
    104,741.56/157,136.94 = 34,620.87/x
  3. Step 3: Cross multiply
    104,741.56x = 157,136.94 × 34,620.87
  4. Step 4: Simplify right side
    104,741.56x = 5,440,217,571.94
  5. Step 5: Solve for x
    x = 5,440,217,571.94/104,741.56
  6. Step 6: Final answer
    x = 51,939.44

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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.