Home / 49,131.51-73,697.27-12,195.51

Finding the Fourth Proportional to 49,131.51, 73,697.27 and 12,195.51

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Solution

The fourth proportional to 49,131.51, 73,697.27 and 12,195.51 is: 18,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,131.51 : 73,697.27 = 12,195.51 : x
  2. Step 2: Convert to fraction form
    49,131.51/73,697.27 = 12,195.51/x
  3. Step 3: Cross multiply
    49,131.51x = 73,697.27 × 12,195.51
  4. Step 4: Simplify right side
    49,131.51x = 898,775,732.28
  5. Step 5: Solve for x
    x = 898,775,732.28/49,131.51
  6. Step 6: Final answer
    x = 18,293.27

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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.