Home / 53,053.57-79,611.14-19,796.59

Finding the Fourth Proportional to 53,053.57, 79,611.14 and 19,796.59

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Solution

The fourth proportional to 53,053.57, 79,611.14 and 19,796.59 is: 29,706.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,053.57 : 79,611.14 = 19,796.59 : x
  2. Step 2: Convert to fraction form
    53,053.57/79,611.14 = 19,796.59/x
  3. Step 3: Cross multiply
    53,053.57x = 79,611.14 × 19,796.59
  4. Step 4: Simplify right side
    53,053.57x = 1,576,029,098.01
  5. Step 5: Solve for x
    x = 1,576,029,098.01/53,053.57
  6. Step 6: Final answer
    x = 29,706.37

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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.