Home / 69,433.54-104,150.30-19,511.62

Finding the Fourth Proportional to 69,433.54, 104,150.30 and 19,511.62

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Solution

The fourth proportional to 69,433.54, 104,150.30 and 19,511.62 is: 29,267.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,433.54 : 104,150.30 = 19,511.62 : x
  2. Step 2: Convert to fraction form
    69,433.54/104,150.30 = 19,511.62/x
  3. Step 3: Cross multiply
    69,433.54x = 104,150.30 × 19,511.62
  4. Step 4: Simplify right side
    69,433.54x = 2,032,141,076.49
  5. Step 5: Solve for x
    x = 2,032,141,076.49/69,433.54
  6. Step 6: Final answer
    x = 29,267.43

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1.5x scale

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.