Home / 51,606.45-71,217.24-30,111.13

Finding the Fourth Proportional to 51,606.45, 71,217.24 and 30,111.13

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Solution

The fourth proportional to 51,606.45, 71,217.24 and 30,111.13 is: 41,553.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,606.45 : 71,217.24 = 30,111.13 : x
  2. Step 2: Convert to fraction form
    51,606.45/71,217.24 = 30,111.13/x
  3. Step 3: Cross multiply
    51,606.45x = 71,217.24 × 30,111.13
  4. Step 4: Simplify right side
    51,606.45x = 2,144,431,571.88
  5. Step 5: Solve for x
    x = 2,144,431,571.88/51,606.45
  6. Step 6: Final answer
    x = 41,553.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.