Home / 39,862.20-59,793.30-16,489.20

Finding the Fourth Proportional to 39,862.20, 59,793.30 and 16,489.20

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Solution

The fourth proportional to 39,862.20, 59,793.30 and 16,489.20 is: 24,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,862.20 : 59,793.30 = 16,489.20 : x
  2. Step 2: Convert to fraction form
    39,862.20/59,793.30 = 16,489.20/x
  3. Step 3: Cross multiply
    39,862.20x = 59,793.30 × 16,489.20
  4. Step 4: Simplify right side
    39,862.20x = 985,943,682.36
  5. Step 5: Solve for x
    x = 985,943,682.36/39,862.20
  6. Step 6: Final answer
    x = 24,733.80

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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.