Home / 39,380.72-59,005.34-27,672.98

Finding the Fourth Proportional to 39,380.72, 59,005.34 and 27,672.98

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Solution

The fourth proportional to 39,380.72, 59,005.34 and 27,672.98 is: 41,463.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,380.72 : 59,005.34 = 27,672.98 : x
  2. Step 2: Convert to fraction form
    39,380.72/59,005.34 = 27,672.98/x
  3. Step 3: Cross multiply
    39,380.72x = 59,005.34 × 27,672.98
  4. Step 4: Simplify right side
    39,380.72x = 1,632,853,593.71
  5. Step 5: Solve for x
    x = 1,632,853,593.71/39,380.72
  6. Step 6: Final answer
    x = 41,463.27

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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.