Home / 69,974.10-104,922.63-47,812.50

Finding the Fourth Proportional to 69,974.10, 104,922.63 and 47,812.50

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Solution

The fourth proportional to 69,974.10, 104,922.63 and 47,812.50 is: 71,692.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,974.10 : 104,922.63 = 47,812.50 : x
  2. Step 2: Convert to fraction form
    69,974.10/104,922.63 = 47,812.50/x
  3. Step 3: Cross multiply
    69,974.10x = 104,922.63 × 47,812.50
  4. Step 4: Simplify right side
    69,974.10x = 5,016,613,246.88
  5. Step 5: Solve for x
    x = 5,016,613,246.88/69,974.10
  6. Step 6: Final answer
    x = 71,692.43

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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.