Home / 73,121.49-109,682.27-26,374.37

Finding the Fourth Proportional to 73,121.49, 109,682.27 and 26,374.37

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Solution

The fourth proportional to 73,121.49, 109,682.27 and 26,374.37 is: 39,561.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,121.49 : 109,682.27 = 26,374.37 : x
  2. Step 2: Convert to fraction form
    73,121.49/109,682.27 = 26,374.37/x
  3. Step 3: Cross multiply
    73,121.49x = 109,682.27 × 26,374.37
  4. Step 4: Simplify right side
    73,121.49x = 2,892,800,091.14
  5. Step 5: Solve for x
    x = 2,892,800,091.14/73,121.49
  6. Step 6: Final answer
    x = 39,561.56

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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.