Home / 69,712.41-104,573.72-19,796.52

Finding the Fourth Proportional to 69,712.41, 104,573.72 and 19,796.52

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Solution

The fourth proportional to 69,712.41, 104,573.72 and 19,796.52 is: 29,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,712.41 : 104,573.72 = 19,796.52 : x
  2. Step 2: Convert to fraction form
    69,712.41/104,573.72 = 19,796.52/x
  3. Step 3: Cross multiply
    69,712.41x = 104,573.72 × 19,796.52
  4. Step 4: Simplify right side
    69,712.41x = 2,070,195,739.45
  5. Step 5: Solve for x
    x = 2,070,195,739.45/69,712.41
  6. Step 6: Final answer
    x = 29,696.23

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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.