Home / 40,529.88-60,793.02-12,448.80

Finding the Fourth Proportional to 40,529.88, 60,793.02 and 12,448.80

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Solution

The fourth proportional to 40,529.88, 60,793.02 and 12,448.80 is: 18,672.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,529.88 : 60,793.02 = 12,448.80 : x
  2. Step 2: Convert to fraction form
    40,529.88/60,793.02 = 12,448.80/x
  3. Step 3: Cross multiply
    40,529.88x = 60,793.02 × 12,448.80
  4. Step 4: Simplify right side
    40,529.88x = 756,800,147.38
  5. Step 5: Solve for x
    x = 756,800,147.38/40,529.88
  6. Step 6: Final answer
    x = 18,672.65

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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.