Home / 39,799.20-59,737.92-30,351.36

Finding the Fourth Proportional to 39,799.20, 59,737.92 and 30,351.36

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Solution

The fourth proportional to 39,799.20, 59,737.92 and 30,351.36 is: 45,556.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,799.20 : 59,737.92 = 30,351.36 : x
  2. Step 2: Convert to fraction form
    39,799.20/59,737.92 = 30,351.36/x
  3. Step 3: Cross multiply
    39,799.20x = 59,737.92 × 30,351.36
  4. Step 4: Simplify right side
    39,799.20x = 1,813,127,115.57
  5. Step 5: Solve for x
    x = 1,813,127,115.57/39,799.20
  6. Step 6: Final answer
    x = 45,556.87

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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.