Home / 40,620.96-60,932.67-11,039.42

Finding the Fourth Proportional to 40,620.96, 60,932.67 and 11,039.42

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Solution

The fourth proportional to 40,620.96, 60,932.67 and 11,039.42 is: 16,559.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,620.96 : 60,932.67 = 11,039.42 : x
  2. Step 2: Convert to fraction form
    40,620.96/60,932.67 = 11,039.42/x
  3. Step 3: Cross multiply
    40,620.96x = 60,932.67 × 11,039.42
  4. Step 4: Simplify right side
    40,620.96x = 672,661,335.85
  5. Step 5: Solve for x
    x = 672,661,335.85/40,620.96
  6. Step 6: Final answer
    x = 16,559.46

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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.