Home / 39,786.54-59,673.21-11,703.34

Finding the Fourth Proportional to 39,786.54, 59,673.21 and 11,703.34

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Solution

The fourth proportional to 39,786.54, 59,673.21 and 11,703.34 is: 17,553.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,786.54 : 59,673.21 = 11,703.34 : x
  2. Step 2: Convert to fraction form
    39,786.54/59,673.21 = 11,703.34/x
  3. Step 3: Cross multiply
    39,786.54x = 59,673.21 × 11,703.34
  4. Step 4: Simplify right side
    39,786.54x = 698,375,560.56
  5. Step 5: Solve for x
    x = 698,375,560.56/39,786.54
  6. Step 6: Final answer
    x = 17,553.06

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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.