Home / 69,511.44-104,251.16-41,439.40

Finding the Fourth Proportional to 69,511.44, 104,251.16 and 41,439.40

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Solution

The fourth proportional to 69,511.44, 104,251.16 and 41,439.40 is: 62,149.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,511.44 : 104,251.16 = 41,439.40 : x
  2. Step 2: Convert to fraction form
    69,511.44/104,251.16 = 41,439.40/x
  3. Step 3: Cross multiply
    69,511.44x = 104,251.16 × 41,439.40
  4. Step 4: Simplify right side
    69,511.44x = 4,320,105,312.51
  5. Step 5: Solve for x
    x = 4,320,105,312.51/69,511.44
  6. Step 6: Final answer
    x = 62,149.56

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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.