Home / 57,764.20-86,649.18-16,205.80

Finding the Fourth Proportional to 57,764.20, 86,649.18 and 16,205.80

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Solution

The fourth proportional to 57,764.20, 86,649.18 and 16,205.80 is: 24,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,764.20 : 86,649.18 = 16,205.80 : x
  2. Step 2: Convert to fraction form
    57,764.20/86,649.18 = 16,205.80/x
  3. Step 3: Cross multiply
    57,764.20x = 86,649.18 × 16,205.80
  4. Step 4: Simplify right side
    57,764.20x = 1,404,219,281.24
  5. Step 5: Solve for x
    x = 1,404,219,281.24/57,764.20
  6. Step 6: Final answer
    x = 24,309.51

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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.