Home / 69,511.56-104,251.34-41,439.53

Finding the Fourth Proportional to 69,511.56, 104,251.34 and 41,439.53

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Solution

The fourth proportional to 69,511.56, 104,251.34 and 41,439.53 is: 62,149.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,511.56 : 104,251.34 = 41,439.53 : x
  2. Step 2: Convert to fraction form
    69,511.56/104,251.34 = 41,439.53/x
  3. Step 3: Cross multiply
    69,511.56x = 104,251.34 × 41,439.53
  4. Step 4: Simplify right side
    69,511.56x = 4,320,126,113.81
  5. Step 5: Solve for x
    x = 4,320,126,113.81/69,511.56
  6. Step 6: Final answer
    x = 62,149.75

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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.