Home / 40,527.69-60,778.41-13,502.85

Finding the Fourth Proportional to 40,527.69, 60,778.41 and 13,502.85

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Solution

The fourth proportional to 40,527.69, 60,778.41 and 13,502.85 is: 20,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,527.69 : 60,778.41 = 13,502.85 : x
  2. Step 2: Convert to fraction form
    40,527.69/60,778.41 = 13,502.85/x
  3. Step 3: Cross multiply
    40,527.69x = 60,778.41 × 13,502.85
  4. Step 4: Simplify right side
    40,527.69x = 820,681,753.47
  5. Step 5: Solve for x
    x = 820,681,753.47/40,527.69
  6. Step 6: Final answer
    x = 20,249.90

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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.