Home / 41,685.66-62,538.81-12,105.66

Finding the Fourth Proportional to 41,685.66, 62,538.81 and 12,105.66

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Solution

The fourth proportional to 41,685.66, 62,538.81 and 12,105.66 is: 18,161.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,685.66 : 62,538.81 = 12,105.66 : x
  2. Step 2: Convert to fraction form
    41,685.66/62,538.81 = 12,105.66/x
  3. Step 3: Cross multiply
    41,685.66x = 62,538.81 × 12,105.66
  4. Step 4: Simplify right side
    41,685.66x = 757,073,570.66
  5. Step 5: Solve for x
    x = 757,073,570.66/41,685.66
  6. Step 6: Final answer
    x = 18,161.49

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1.5x scale

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.