Home / 109,198.27-150,681.23-61,450.39

Finding the Fourth Proportional to 109,198.27, 150,681.23 and 61,450.39

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Solution

The fourth proportional to 109,198.27, 150,681.23 and 61,450.39 is: 84,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,198.27 : 150,681.23 = 61,450.39 : x
  2. Step 2: Convert to fraction form
    109,198.27/150,681.23 = 61,450.39/x
  3. Step 3: Cross multiply
    109,198.27x = 150,681.23 × 61,450.39
  4. Step 4: Simplify right side
    109,198.27x = 9,259,419,595.77
  5. Step 5: Solve for x
    x = 9,259,419,595.77/109,198.27
  6. Step 6: Final answer
    x = 84,794.57

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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.