Home / 69,821.70-104,638.10-50,056.62

Finding the Fourth Proportional to 69,821.70, 104,638.10 and 50,056.62

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Solution

The fourth proportional to 69,821.70, 104,638.10 and 50,056.62 is: 75,017.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,821.70 : 104,638.10 = 50,056.62 : x
  2. Step 2: Convert to fraction form
    69,821.70/104,638.10 = 50,056.62/x
  3. Step 3: Cross multiply
    69,821.70x = 104,638.10 × 50,056.62
  4. Step 4: Simplify right side
    69,821.70x = 5,237,829,609.22
  5. Step 5: Solve for x
    x = 5,237,829,609.22/69,821.70
  6. Step 6: Final answer
    x = 75,017.22

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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.