Home / 39,905.80-59,772.30-32,993.80

Finding the Fourth Proportional to 39,905.80, 59,772.30 and 32,993.80

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Solution

The fourth proportional to 39,905.80, 59,772.30 and 32,993.80 is: 49,419.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,905.80 : 59,772.30 = 32,993.80 : x
  2. Step 2: Convert to fraction form
    39,905.80/59,772.30 = 32,993.80/x
  3. Step 3: Cross multiply
    39,905.80x = 59,772.30 × 32,993.80
  4. Step 4: Simplify right side
    39,905.80x = 1,972,115,311.74
  5. Step 5: Solve for x
    x = 1,972,115,311.74/39,905.80
  6. Step 6: Final answer
    x = 49,419.27

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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.